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How did children learn while schools were closed during 2020 due to the COVID-19 pandemic? In this paper we evaluate the effectiveness of live tutoring calls from teachers, using a randomized controlled trial with 4,399 primary school students in Sierra Leone.
Last week the World Bank's Chief Economist, Paul Romer, told the Wall Street Journal the Bank had manipulated its own competitiveness rankings to undermine Chile's socialist government, and hinted Chile might not be alone—then he retracted the claim. Romer's conspiracy theories probably aren't credible, but neither are the Doing Business numbers.
Using data collected by the North Carolina Growers’ Association (NCGA), the leading employer of workers with H-2 visas, Michael Clemens shows that foreign workers have almost no direct effect on the employment prospects of US workers in H-2 occupations. Instead, they actually a large and positive indirect effect on US employment by contributing to North Carolina’s economy.