This paper reviews recent academic work on the spatial concentration of entrepreneurship and innovation in the United States. We discuss rationales for the agglomeration of these activities and the economic consequences of clusters. We identify and discuss policies that are being pursued in the...

The Marshall Plan (1948-1952) was the largest aid transfer in history. This paper estimates its effects on Italy's postwar economic development. It exploits differences between Italian provinces in the value of reconstruction grants they received. Provinces that could modernize more their...

Italy and Germany have similar geographical differences in productivity - North more productive than South in Italy; West more productive than East in Germany - but have adopted different models of wage bargaining. Italy sets wages based on nationwide contracts that allow for limited local wage...

In Japan, the manufacturing has become geographically dispersed in the 1990s, when the import share has risen after the historic exchange rate appreciation. As is consistent with the interpretation that import penetration undermines regional input-output linkages, our regressions detect the...

This paper estimates the Rybczynski equation matrix for the twenty two-digit U.S." manufacturing industries for various years between 1880 and 1987. As predicted by the standard" general equilibrium theory of interregional trade, the regression estimates show that a consistent" set of factor...

Mortality was extremely high in the industrial cities of the 19th century, but little is known about the role played by pollution in generating this pattern, due largely to a lack of direct pollution measures. I overcome this problem by combining data on the local composition of industries in...

This paper presents an analysis of employment and compensation practices under alternative institutions of municipal government which demonstrates that institutional variations have significant, important, and predictable effects upon outcomes in municipal labor markets. Municipal institutions...

This essay describes and evaluates state and local business tax incentives in the United States. In 2014, states spent between $5 and $216 per capita on incentives for firms in the form of firm-specific subsidies and general tax credits, which mostly target investment, job creation, and research...

The Paycheck Protection Program (PPP) aimed to quickly deliver hundreds of billions of dollars of loans to small businesses, with the loans administered via private banks. In this paper, we use firm-level data to document the demand and supply of PPP funds. Using an instrumental variables...

During the 1930s the federal government embarked upon an ambitious series of grant programs designed to counteract the Great Depression. The amounts distributed varied widely across the country and potentially contributed to population shifts. We estimate an aggregate discrete choice model, in...