Research ArticleOpen accessIn the keywordsWhy is China the World’s Leader of Solar Water Heater Production and Consumption?Lee Liu, Jie LiuSustainable energy programs in developing countries face many challenges. The purpose of this research is to examine why China has been successful as the world’s leader of Solar Water Heater (SWH) production and consumption. The study is based on field work in China in the past two years in areas where SWHs are widely used. The results may help provide … …American Journal of Environmental Sciences, Vol. 9, Issue 2 · 18 Apr 2013 · 7,495 accessesView PDFCite
Research ArticleOpen accessIn the keywordsUS Foreign Policy and Aid to the Peace CorpsDonald D.A. SchaeferProblem statement: This study examined foreign aid as administered by the US Agency for International Development (USAID) through four presidencies, beginning with the Reagan era. Aid dispensed to the Peace Corps for humanitarian purposes was the major focus of the investigation. The research proposed that such aid should continue under the President Barack Obama administration. Approach: The approach taken used … …Journal of Social Sciences, Vol. 5, Issue 2 · 30 Jun 2009 · 8,053 accessesView PDFCite
Research ArticleOpen accessIn the keywordsEuropean Union and a Cost Benefits Analysis for its Members: The Case of Historic GreeceIoannis N. KallianiotisProblem statement: This study tried to determine the cost and benefits of Greece before and after joining the European Union and some of the problems that the current European (and the prospective Euro-Asian) Union has created to all European citizens. Approach: The most severe ones were the social chaos, which was increasing every day, due to the current financial crisis … …American Journal of Economics and Business Administration, Vol. 1, Issue 2 · 30 Jun 2009 · 7,736 accessesView PDFCite
Research ArticleOpen accessIn the keywordsEstablishing an Adaptive Production-Procurement System with Markov Chain Approach Associated with 3C TheoryChun-Ta LinProblem statement: In this study, we classify the imperfect situations that the unreliability of production and the defective products might be incurred from production process into eight independently recurrent categories. Approach: With the property of recurrence of Markov chain, the limiting probability of each imperfect production category can be calculated through the transition probabilities matrix generated from these imperfect production … …Journal of Mathematics and Statistics, Vol. 7, Issue 3 · 18 Jul 2011 · 7,352 accessesView PDFCite
Research ArticleOpen accessIn the abstractAn Empirical Investigation of the Pollution Haven-Halo Nexus in Eastern and Southern AfricaPaul KauluThis study looks into the relationship between trade and pollution in Eastern and Southern Africa from 1977 to 2016. This timeframe is particularly relevant as it was marked by rising CO₂ emissions despite major climate agreements such as the Kyoto Protocol (1997), Reducing Emissions from Deforestation and Forest Degradation (REDD+, 2007), as well as the Paris Agreement (2015). Using time-series … …American Journal of Environmental Sciences, Vol. 21, Issue 1 · 28 Jan 2026 · 2,917 accessesView PDFCite
Case ReportOpen accessIn the abstractEnergy Positive Futures: A Critical Overview of Energy Plus BuildingsErdem CuceEnergy Plus Buildings (EPBs) represent a transformative leap in sustainable architecture by producing more energy than they consume annually. As nations commit to net-zero targets and climate resilience, EPBs serve as living laboratories for integrating renewable energy, energy-efficient systems, and smart technologies. This editorial synthesises current advancements, policy frameworks, and technological integrations enabling EPBs. It also critically examines the barriers, … …Energy Research Journal, Vol. 14, Issue 1 · 8 Jan 2026 · 2,929 accessesView PDFCite
Research ArticleOpen accessIn the abstractAnalyzing Public Sentiment on Demonetization Using SVM: A Machine Learning ApproachKaliappan M, Guruprakash B, Rajalakshmi et al.The Indian economy experienced significant disruption following the implementation of demonetization, a policy initiative aimed at eliminating black money, controlling inflation, and promoting financial inclusion. However, this currency ban generated widespread debate and polarized public opinion. This study analyzes public sentiment toward demonetization using social media data, specifically Twitter posts characterized by mixed sentiments, sarcasm, and nuanced linguistic expressions. We … …Journal of Computer Science, Vol. 21, Issue 11 · 18 Dec 2025 · 2,235 accessesView PDFCite
Research ArticleOpen accessIn the abstractThe Role of Per Capita GDP in Intergenerational Mobility in Education: A Cross-Country StudyLida Fan, Meiying Zheng, Rong Luo, Alena AuchynnikavaThis study investigates the mechanism of how per capita GDP impacts intergenerational mobility in education. We propose an analytic framework in which per capita GDP affects educational mobility through government spending on education and other channels. Following this framework, this study conducts five-round estimations to examine the connections among per capita GDP, educational mobility, and government expenditure on education, using … …Journal of Social Sciences, Vol. 21, Issue 1 · 4 Feb 2025 · 8,194 accessesView PDFCite