Startups in Africa rely heavily on an equity market dominated by foreign investors and founders who studied or worked outside the continent. In new research, Emanuele Colonnelli, Marcio Cruz, Mariana Pereira-Lopez, Tommaso Porzio and Chun Zhao show that this dynamic exists because local equity is expensive, the pool of local entrepreneurs seeking out funding is small, and local entrepreneurs have limited access to foreign investors.
In new research, Markus Eberhardt, Giovanni Facchini, and Valeria Rueda find that a growing share of PhD graduates from top U.S. economics programs are leaving academia, looking beyond North America, and moving into the private sector, especially towards the tech industry.
The discussion about concentration in artificial intelligence markets focuses on the least concentrated layer, the models. The chokepoint that actually threatens AI is the production of refined minerals that go into chips, data centers, and electricity production, writes Piyush Akimitsu.  Â
In recent research, Johnathan S. Hartley and Morris K. Kleiner find that occupational licensing is globally pervasive among both developed and developing nations. However, higher national licensing rates are associated with lower GDP per capita, larger informal sectors, and weaker governance scores.
Summary Teaser: In new research, Jitendra Aswani and William W. Xiong show that countries facing greater risks to their natural assets, from overfishing to deforestation, pay more to borrow, as investors discount their long-run growth prospects. Governments can reduce that premium by implementing green projects that address the risks they actually face, but announcing an intention to do so is not enough.
The global economy is in the early stages of a second China shock as the Chinese economy moves up the manufacturing value chain to produce advanced technology for export. China’s advantage lies in government subsidies and an artificially suppressed exchange rate. If advanced economies in the West are to avoid the repetition of job loss and continued trade deficits witnessed over the last two decades, or the pyrrhic policies like tariffs implemented to address these harms, they must pursue institutional change, writes Joshua Banerjee.
In new research, Michele Fioretti and Alessandro Iaria discuss how a landmark Norwegian court ruling shows how constitutional constraints on the government’s ability to retroactively change contracts can encourage private innovation and reshape entire industries.
In new research, Jongkwan Lee, Giovanni Peri, and Hee-Seung Yang assess the effects of a sudden reduction in immigrant workers in South Korea. They find that migrant workers were not easily replaceable by natives, resulting in operational disruptions and firm closures.