<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"
	xmlns:content="http://purl.org/rss/1.0/modules/content/"
	xmlns:wfw="http://wellformedweb.org/CommentAPI/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:atom="http://www.w3.org/2005/Atom"
	xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"
	xmlns:slash="http://purl.org/rss/1.0/modules/slash/"
	>

<channel>
	<title>ARDL model &#8211; Science</title>
	<atom:link href="https://scienmag.com/tag/ardl-model/feed/" rel="self" type="application/rss+xml" />
	<link>https://scienmag.com</link>
	<description></description>
	<lastBuildDate>Fri, 25 Sep 2026 21:08:47 +0000</lastBuildDate>
	<language>en-US</language>
	<sy:updatePeriod>
	hourly	</sy:updatePeriod>
	<sy:updateFrequency>
	1	</sy:updateFrequency>
	<generator>https://wordpress.org/?v=7.1.2</generator>

<image>
	<url>https://scienmag.com/wp-content/uploads/2024/07/cropped-scienmag_ico-32x32.jpg</url>
	<title>ARDL model &#8211; Science</title>
	<link>https://scienmag.com</link>
	<width>32</width>
	<height>32</height>
</image> 
<site xmlns="com-wordpress:feed-additions:1">73899611</site>	<item>
		<title>Savings, Not Foreign Cash, Lift Women&#8217;s Economic Prospects in Burkina Faso</title>
		<link>https://scienmag.com/savings-not-foreign-cash-lift-womens-economic-prospects-in-burkina-faso/</link>
		
		<dc:creator><![CDATA[Courtney Benton]]></dc:creator>
		<pubDate>Fri, 25 Sep 2026 21:08:47 +0000</pubDate>
				<category><![CDATA[Social Science]]></category>
		<category><![CDATA[ARDL model]]></category>
		<category><![CDATA[Burkina Faso]]></category>
		<category><![CDATA[development economics]]></category>
		<category><![CDATA[development orthodoxy on capital flows]]></category>
		<category><![CDATA[domestic savings impact on gender equality]]></category>
		<category><![CDATA[economic development and gender empowerment]]></category>
		<category><![CDATA[economic participation of women in Sub-Saharan Africa]]></category>
		<category><![CDATA[foreign]]></category>
		<category><![CDATA[Foreign direct investment]]></category>
		<category><![CDATA[foreign direct investment vs domestic savings]]></category>
		<category><![CDATA[gender economics]]></category>
		<category><![CDATA[gender gap analysis in Burkina Faso]]></category>
		<category><![CDATA[gender inequality in West Africa]]></category>
		<category><![CDATA[gender parity in education and health in Burkina Faso]]></category>
		<category><![CDATA[governance indicators]]></category>
		<category><![CDATA[impact of domestic savings on women's economic opportunities]]></category>
		<category><![CDATA[influence of national savings on gender equality]]></category>
		<category><![CDATA[institutional quality]]></category>
		<category><![CDATA[labor force participation]]></category>
		<category><![CDATA[net national savings]]></category>
		<category><![CDATA[role of savings in women's economic prospects]]></category>
		<category><![CDATA[sub-Saharan Africa]]></category>
		<category><![CDATA[Women economic empowerment in Burkina Faso]]></category>
		<category><![CDATA[women’s economic empowerment]]></category>
		<guid isPermaLink="false">https://scienmag.com/?p=214530</guid>

					<description><![CDATA[A 35-year econometric study of Burkina Faso finds that net national savings, amplified by strong institutions, significantly boost women's economic participation while foreign direct investment shows no statistically reliable effect.]]></description>
										<content:encoded><![CDATA[<p>In one of the most rigorous attempts yet to untangle how capital flows shape gender inequality in West Africa, economists Abdoul Rahmane Ouedraogo and Salmata S. Ouedraogo have found that the money a country saves at home may matter far more for women&#8217;s economic empowerment than the foreign investment it attracts. Their study, published in Discover Global Society, examines Burkina Faso across three and a half decades, from 1990 to 2024, and arrives at a conclusion that cuts against decades of development orthodoxy: domestic savings, not foreign direct investment, are the statistically reliable engine of women&#8217;s participation in the economy.</p>
<p>The timing could hardly be more consequential. Sub-Saharan Africa remains the world&#8217;s least gender-equal region, with an economic parity index estimated at just 68.5 percent and a gender inequality ratio exceeding 0.5. Burkina Faso sits squarely within this pattern. According to the World Economic Forum&#8217;s global gender gap data, the country achieves 90.3 percent parity in educational attainment and 97.8 percent in health and survival, but only 67.4 percent parity in participation in economic opportunities. The 2019 national census adds a sobering layer: the overall literacy rate stands at 31.9 percent, with men at 36 percent and women at just 27.9 percent, while women&#8217;s unemployment has averaged roughly 6 percent over the past five years according to World Bank figures.</p>
<p>To test whether the money flowing into and within the economy was changing this picture, the researchers assembled annual time-series data from the World Bank&#8217;s World Development Indicators and the International Country Risk Guide. They measured women&#8217;s economic participation through the ratio of female to male labor force participation, foreign direct investment as a share of GDP, and net national savings as an indicator of an economy&#8217;s self-financing capacity. Institutional quality was captured through a composite index built from six World Governance Indicators, spanning rule of law, voice and accountability, regulatory quality, political stability, control of corruption, and government effectiveness, with weights determined by principal component analysis to avoid the multicollinearity problems that plague these strongly correlated measures.</p>
<p>The econometric backbone of the study is an autoregressive distributed lag, or ARDL, model, a technique chosen for good reason. Unlike classical cointegration methods, ARDL can handle variables that are stationary at different orders of integration, a property confirmed here by Dickey-Fuller and Phillips-Perron unit root tests showing some series stationary in levels and others only in first differences. It also suits relatively small samples, and this one, spanning 35 annual observations, qualifies. The optimal lag structure, selected with the Akaike Information Criterion, produced a specification of ARDL(4, 3, 4, 2, 3), and the bounds test confirmed a long-run equilibrium relationship among the variables. The model fit was striking, with a coefficient of determination of 0.95, though the authors are careful to note the small sample when interpreting that figure.</p>
<p>The headline result is unambiguous. In the long run, foreign direct investment carries a positive coefficient of 0.482, but the effect on women&#8217;s economic participation is statistically insignificant. Net national savings, by contrast, delivers a coefficient of 2.716, positive and statistically significant, roughly five and a half times the size of the FDI effect. The explanation, the authors argue, lies in the structure of the Burkinabe economy. FDI flows have risen from less than 0.01 percent of GDP in the 1980s to a peak of 2.40 percent between 2011 and 2015 before easing to 1.32 percent, but they remain concentrated in the mining sector, an industry that is highly capital-intensive and generates few jobs for women. Weak linkages between foreign firms and the domestic productive base further dampen any spillover effects on female employment.</p>
<p>Domestic savings tell a different story precisely because of where they go. Women in Burkina Faso are overwhelmingly employed in agriculture and the informal sector, parts of the economy that attract little foreign capital but benefit directly from domestically financed development programs in education, vocational training, financial inclusion, women&#8217;s entrepreneurship, and small and medium-sized enterprises. Savings also represent a more stable and sovereign source of funding, insulating development finance from the volatility of global capital markets. The finding echoes earlier work by Bolarinwa and Obembe, who showed that domestic savings play a key role in financing productive investment across sub-Saharan Africa, and contrasts with Zandile and Phiri&#8217;s evidence of negligible direct FDI effects on growth in Burkina Faso.</p>
<p>The study&#8217;s most striking twist involves institutional quality, which the authors model not as a simple control but as a moderator interacting with both capital sources. Here the interactions between foreign direct investment and institutional quality, and between net national savings and institutional quality, are both positive and statistically significant in the long run. In plain terms, the same dollar of foreign investment or the same franc of domestic savings buys more economic opportunity for women when institutions are effective, transparent, and accountable. Graphical analyses of the interaction effects show the relationship clearly: at low institutional quality, additional FDI yields only modest gains, while at high institutional quality the positive correlation steepens dramatically. The pattern aligns with the institutional economics of North and of the 2024 Nobel laureates Acemoglu, Johnson, and Robinson, whose work argues that inclusive institutions determine whether resources are converted into broad-based prosperity.</p>
<p>The short-run dynamics add an important nuance. Net national savings and institutional quality show negative short-run effects but positive long-run ones, a divergence the researchers attribute to adjustment rather than contradiction. Higher savings temporarily reduce current consumption, and institutional reforms take time before their benefits materialize. Meanwhile, the negative and significant error correction term, estimated at roughly 0.503, indicates that about half of any short-run disequilibrium is corrected within a single period, implying a relatively rapid return to the long-run equilibrium path. Robustness checks using the fully modified ordinary least squares estimator and an alternative dependent variable, the index of women&#8217;s economic rights, broadly confirm the baseline conclusions.</p>
<p>The policy implications are concrete. The authors recommend directing foreign investment toward sectors with high potential for women&#8217;s employment, including agribusiness, agricultural value chains, local product processing, digital services, and light manufacturing. They call for domestic savings mobilization to be paired with expanded financial inclusion for women, through access to formal banking, affordable credit, digital financial services, and tailored savings products. Most fundamentally, they argue that institutional reform, from simplified administrative procedures to anti-corruption mechanisms and the digitization of public services, is the lever that amplifies everything else. In a country where government effectiveness has improved only marginally, from minus 0.85 to minus 0.83 on a scale running from minus 2.5 to plus 2.5, the message is that governance itself is a form of capital. The study does have limits, as its authors acknowledge: national aggregates mask regional and sectoral heterogeneity, and the analysis cannot capture structural breaks linked to Burkina Faso&#8217;s recent political upheavals. But its core finding stands as a challenge to both aid-dependent and investment-attraction strategies alike: empowering women financially may begin not with foreign money, but with what a nation manages to save, and with the institutions trusted to put those savings to work.</p>
<p><strong>Subject of Research:</strong> The effects of foreign direct investment and net national savings on women&#x27;s economic participation in Burkina Faso, moderated by institutional quality</p>
<p><strong>Article Title:</strong> Do foreign direct investment and net national savings promote women’s access to economic opportunities in Burkina Faso? the moderating role of institutional quality</p>
<p><strong>Article References:</strong> Ouedraogo, A. R., &amp; Ouedraogo, S. S. (2026). Do foreign direct investment and net national savings promote women’s access to economic opportunities in Burkina Faso? the moderating role of institutional quality. <em>Discover Global Society, 4</em>(1), Article 257. <a href="https://doi.org/10.1007/s44282-026-00608-y" rel="noopener noreferrer">https://doi.org/10.1007/s44282-026-00608-y</a></p>
<p><strong>Image Credits:</strong> AI Generated</p>
<p><strong>DOI:</strong> <a href="https://doi.org/10.1007/s44282-026-00608-y" rel="noopener noreferrer">10.1007/s44282-026-00608-y</a></p>
<p><strong>Keywords:</strong> Burkina Faso, foreign direct investment, net national savings, institutional quality, gender economics, women&#x27;s economic empowerment, ARDL model, governance indicators, development economics, sub-Saharan Africa, labor force participation, foreign</p>
]]></content:encoded>
					
		
		
		<post-id xmlns="com-wordpress:feed-additions:1">214530</post-id>	</item>
		<item>
		<title>Climate Shocks Drive Long-Term Swings in Algeria&#8217;s Wheat Production, Simulation Study Finds</title>
		<link>https://scienmag.com/climate-shocks-drive-long-term-swings-in-algerias-wheat-production-simulation-study-finds/</link>
		
		<dc:creator><![CDATA[Alan Morgan]]></dc:creator>
		<pubDate>Tue, 22 Sep 2026 14:25:37 +0000</pubDate>
				<category><![CDATA[Earth Science]]></category>
		<category><![CDATA[Algeria]]></category>
		<category><![CDATA[ARDL model]]></category>
		<category><![CDATA[Climate Adaptation]]></category>
		<category><![CDATA[climate change]]></category>
		<category><![CDATA[climate resilience in North African food systems]]></category>
		<category><![CDATA[climate shocks and wheat production in Algeria]]></category>
		<category><![CDATA[Dynamic ARDL simulations]]></category>
		<category><![CDATA[econometric analysis of climate and agriculture]]></category>
		<category><![CDATA[effects of rising temperatures on crop yields]]></category>
		<category><![CDATA[error correction]]></category>
		<category><![CDATA[Food security]]></category>
		<category><![CDATA[historical climate and crop data analysis]]></category>
		<category><![CDATA[impact of climate variability on food security]]></category>
		<category><![CDATA[long-term agricultural impact of climate change]]></category>
		<category><![CDATA[long-term agricultural productivity trends]]></category>
		<category><![CDATA[rainfall]]></category>
		<category><![CDATA[rainfall dependency in wheat farming]]></category>
		<category><![CDATA[rainfed agriculture]]></category>
		<category><![CDATA[rainfed agriculture in North Africa]]></category>
		<category><![CDATA[semi-arid climate]]></category>
		<category><![CDATA[socioeconomic factors influencing wheat production]]></category>
		<category><![CDATA[sustainable agriculture strategies in Algeria]]></category>
		<category><![CDATA[temperature]]></category>
		<category><![CDATA[wheat production]]></category>
		<guid isPermaLink="false">https://scienmag.com/?p=205831</guid>

					<description><![CDATA[A new econometric study of five decades of Algerian data shows that rainfall boosts wheat production while rising temperatures inflict persistent long-run declines in the country's predominantly rainfed cereal system.]]></description>
										<content:encoded><![CDATA[<p>Wheat is the backbone of the Algerian diet, appearing in bread, semolina, couscous and pasta on tables across the country, yet the North African nation grows only a fraction of what its population consumes. A new econometric study published in Theoretical and Applied Climatology now offers one of the most detailed statistical portraits to date of how climatic, environmental and structural forces have shaped Algeria&#8217;s wheat output over more than half a century, and its conclusions carry a stark warning: in Algeria&#8217;s predominantly rainfed wheat system, rising temperatures exact a heavy and persistent long-run toll, while rainfall remains the single most reliable natural ally of the harvest.</p>
<p>The study, conducted by Abdelmounaim Hadjira of the University of Mustapha Ben Boulaid-Batna 2, Abdelmounaim Rezki of the National Higher School of Statistics and Applied Economics, and Said Meziane of Mohamed Cherif Messaadia University, draws on annual national data spanning 1970 to 2023. The datasets combine agricultural production figures from FAOSTAT, historical climate records from the World Bank Climate Change Knowledge Portal, and socioeconomic indicators from the World Bank&#8217;s World Development Indicators. By assembling more than five decades of evidence into a single statistical framework, the researchers were able to separate short-lived fluctuations from durable long-run relationships that define the structural conditions of Algerian wheat farming.</p>
<p>Methodologically, the team employed an autoregressive distributed lag model of order ARDL(1,1,1,2,1,0,1), a flexible econometric specification that allows each explanatory variable to exert its influence over different time horizons. The variables included wheat production as the outcome, with rainfall, temperature, land under cereal cultivation, rural population, fertilizer consumption and carbon dioxide emissions as potential drivers. The authors first confirmed that each series displayed the appropriate statistical properties for the approach, and bounds testing procedures confirmed the existence of a stable long-run equilibrium relationship linking wheat production to its climatic and structural determinants. This is a crucial finding in itself, because it demonstrates that the variables move together over decades rather than drifting apart as unrelated trends.</p>
<p>Perhaps the most telling number in the study comes from the error-correction mechanism, which measures how quickly the system returns to equilibrium after a disturbance. The estimate indicates that 67.8 percent of any short-run disequilibrium in wheat production is corrected within a single year. In practical terms, this means that when a drought, a market disruption or another shock pushes Algerian wheat output away from its long-run path, the system snaps back with considerable speed, but it also means that roughly a third of any deviation carries over into the following season. The result quantifies the sensitivity of a rainfed cereal system in which farmers have limited capacity to buffer bad years through irrigation or storage.</p>
<p>The long-run coefficients tell a story of climatic vulnerability. Rainfall is positively associated with wheat production, an unsurprising but precisely quantified result in a country where the overwhelming majority of wheat acreage depends on precipitation rather than irrigation. Higher temperatures, by contrast, display a substantial negative long-run association with output. The finding aligns with a broad international literature, including landmark global modeling studies showing that rising temperatures reduce wheat yields, and with earlier regional research documenting the sensitivity of durum wheat across eastern Algeria&#8217;s high plateaus. Because wheat is particularly vulnerable to heat stress during flowering and grain filling, sustained warming in a semi-arid Mediterranean climate compresses the growing window and accelerates soil moisture depletion, leaving plants less able to complete their development.</p>
<p>Among the structural variables, land under cereal cultivation contributes positively to wheat production, confirming that expanding or maintaining the cultivated area remains a meaningful lever for output, even though yields on that land are increasingly hostage to the weather. Rural population, however, is negatively associated with production in the long run, a result the authors interpret in the context of demographic and structural change in the countryside. Fertilizer consumption shows no significant long-run effect on wheat output, a finding that may reflect the dominance of water availability as the binding constraint in rainfed systems: nutrients cannot compensate when moisture is the limiting factor for crop growth. Previous field research on nitrogen use efficiency in Algerian durum wheat has similarly emphasized that fertilizer response is tightly conditioned by water supply in semi-arid environments.</p>
<p>One result deserves careful handling: carbon dioxide emissions display a positive long-run coefficient in the estimated model. The authors are explicit that this should not be read as an agronomic benefit of emissions. Rather, it is a conditional statistical association within the model, more likely to reflect the broader technological, economic and structural changes that have accompanied Algeria&#8217;s development over the study period, including mechanization, input intensification and policy shifts, than any direct physiological effect of carbon dioxide on crops. The caution matters because a naive reading could suggest that a warming, higher-carbon world helps Algerian wheat, when the temperature and rainfall coefficients point in the opposite direction. International evidence supports this interpretation, with studies of the world&#8217;s top wheat-producing countries finding that six decades of warming and drought have offset the theoretical yield benefits of rising carbon dioxide concentrations.</p>
<p>The study&#8217;s most forward-looking contribution comes from Dynamic ARDL simulations, a technique that allows researchers to trace how wheat production would respond over time to hypothetical changes in the driving variables while holding the rest of the system at its long-run equilibrium. The simulations show that a positive rainfall shock generates persistent increases in wheat production, with the gains accumulating and remaining in place over the simulated horizon. A positive temperature shock, by contrast, produces sustained declines in output that deepen over time rather than fading. The asymmetry is sobering for a country on the front line of Mediterranean climate change, where climate projections generally point toward hotter conditions and more erratic precipitation. If the simulated dynamics hold, each increment of warming locks in a durable production penalty, while rainfall gains, though valuable, must repeatedly be re-earned season by season.</p>
<p>The implications for policy are direct. The authors argue that their findings underscore the importance of strengthening climate adaptation policies through improved water management, heat-resilient production practices and sustainable land-use strategies. For Algeria, where wheat imports weigh heavily on the national budget and food security is a standing political priority, the analysis suggests that adaptation investments, from supplemental irrigation and drought-tolerant varieties to adjusted planting calendars and soil moisture conservation, are not optional refinements but structural necessities. The rapid error-correction speed identified in the study is encouraging in one respect, indicating that the production system can absorb and recover from shocks, but the simulation evidence makes clear that recovery to a declining long-run trend is small consolation.</p>
<p>The authors are equally candid about the limits of their analysis. The model relies on annual, national-level data, which cannot capture the regional and seasonal heterogeneity that defines Algerian agriculture, from the subhumid coastal plains to the semi-arid high plateaus where most wheat is grown. Seasonal climate indicators, such as rainfall concentrated in the critical winter and spring growth phases, would likely sharpen the picture, and nonlinear modeling approaches could reveal thresholds beyond which heat and drought effects escalate sharply. The researchers call for future work employing subnational datasets, seasonal indicators and nonlinear methods to provide a more comprehensive assessment. For now, the study stands as a rigorous quantitative confirmation of what Algerian farmers have long known in their bones: in this corner of the semi-arid Mediterranean, wheat lives and dies by the rain, and the heat is a creditor whose bill only grows.</p>
<p><strong>Subject of Research:</strong> Climate shocks and wheat production dynamics in Algeria analyzed with ARDL and Dynamic ARDL simulations</p>
<p><strong>Article Title:</strong> How do climate shocks shape wheat production in Algeria? Evidence from dynamic autoregressive distributed lag simulations</p>
<p><strong>Article References:</strong> Hadjira, A., Rezki, A., &amp; Meziane, S. (2026). How do climate shocks shape wheat production in Algeria? Evidence from dynamic autoregressive distributed lag simulations. <em>Theoretical and Applied Climatology, 157</em>(10), Article 661. <a href="https://doi.org/10.1007/s00704-026-06590-4" rel="noopener noreferrer">https://doi.org/10.1007/s00704-026-06590-4</a></p>
<p><strong>Image Credits:</strong> AI Generated</p>
<p><strong>DOI:</strong> <a href="https://doi.org/10.1007/s00704-026-06590-4" rel="noopener noreferrer">10.1007/s00704-026-06590-4</a></p>
<p><strong>Keywords:</strong> wheat production, Algeria, climate change, ARDL model, Dynamic ARDL simulations, rainfall, temperature, rainfed agriculture, food security, semi-arid climate, error correction, climate adaptation</p>
]]></content:encoded>
					
		
		
		<post-id xmlns="com-wordpress:feed-additions:1">205831</post-id>	</item>
	</channel>
</rss>
