This paper examines shifts over time in the relative demand for skilled labor in the United States. Although de-skilling in the conventional sense did occur overall in nineteenth century manufacturing, a more nuanced picture is that occupations "hollowed out": the share of "middle-skill" jobs -...

The structure of wages narrowed considerably during the 1940's, increased slightly during the 1950's and 1960's, and then expanded greatly after 1970. The era of wage stretching of the past two decades has been a current focus, but we return attention here to the decade that was witness to an...

We review historical patterns of economic geography' for the United States from the colonial period to the present day. The analysis is framed in terms of two geographic scales: regions and cities. The compelling reason for studying geographic areas of different scales is that models that...

Sectoral wage gaps for workers of comparable skill are central to issues in economic development and economic history. This paper presents new archival evidence on the farm-nonfarm wage gap for the United States just prior to the American Civil War. Measured at the level of local labor markets,...