This paper presents an empirical analysis of the relationship between patenting, innovation, and federal antitrust enforcement towards firms in the manufacturing sector. I examine whether the likelihood of antitrust litigation is influenced by patent histories and R&D expenditures, after...

We compute rates of growth in labor productivity during the 1973-80 period for samples of individual manufacturing firms, in both Japan and the U.S., and relate them to differences in the rates of growth in their capital-labor ratios and in their intensities of R&D effort. Japanese firms spent...

The paper explores the role of institutional mechanisms in generating technological knowledge spillovers. The estimation is over panel datasets of patent grants, and unpatented innovations that were submitted for prizes at the annual industrial fairs of the American Institute of New York, during...

This paper shows how white migration out of the postbellum South diffused and entrenched Confederate culture across the United States at a critical juncture of westward expansion and postwar reconciliation. These migrants laid the groundwork for Confederate symbols and racial norms to become...

We link census records for millions of farm children to identify owner-operators of the family farm in adulthood, providing the first population-level evidence on intergenerational farm transfers. Using our panel of U.S. census data from 1900 to 1940, our analysis supports the primogeniture...

The Census Tree is the largest-ever database of record links among the historical U.S. censuses, with over 700 million links for people living in the United States between 1850 and 1940. These high-quality links allow researchers in the social sciences and other disciplines to construct a...