New York City's multipronged subway system was a major disseminator – if not the principal transmission vehicle – of coronavirus infection during the initial takeoff of the massive epidemic that became evident throughout the city during March 2020. The near shutoff of subway ridership in...

New York City has been rightly characterized as the epicenter of the coronavirus pandemic in the United States. Just one month after the first cases of coronavirus infection were reported in the city, the burden of infected individuals with serious complications of COVID-19 has already...

We study factors influencing individuals' decisions to purchase Citibank stock during the 1920s. Ownership was encouraged by proximity to New York and higher wealth. Lack of familiarity was also an important barrier. The establishment of Citibank branches within a U.S. county or a foreign...

This appendix contains additional figures and tables referenced in the paper, but not included in the main figures and tables. It contains the geographic distribution of shareholders and a visualization of the business network. It includes alternative specifications for the county-level and...

We study factors influencing individuals' decisions to purchase Citibank stock during the 1920s. Ownership was encouraged by proximity to New York and higher wealth. Lack of familiarity was also an important barrier. The establishment of Citibank branches within a U.S. county or a foreign...

Virtually all public policies regarding taxation and the redistribution of income rely on explicit or implicit assumptions about the long run effect of wages rates on labor supply. The available estimates of the wage elasticity of male labor supply in the literature have varied between -0.2 and...

It is claimed that many regulatory rules enforce inefficiencies in order to achieve the appearance of cost control. We assess the importance of these claims by measuring the effect of New York state's compulsory multiple contractor law on the cost of public construction in New York City....

This research suggests that a Darwinian evolution of entrepreneurial spirit played a significant role in the process of economic development and the dynamics of inequality within and across societies. The study argues that entrepreneurial spirit evolved non-monotonically in the course of human...

The importance of evolutionary forces for comparative economic performance across societies has been the focus of a vibrant literature, highlighting the roles played by the Neolithic Revolution and the prehistoric “out of Africa” migration of anatomically modern humans in generating...