Economics is not only a social science, it is a genuine science. Like the physical sciences, economics uses a methodology that produces refutable implications and tests these implications using solid statistical techniques. In particular, economics stresses three factors that distinguish it from...

This review considers the evolution of economic thinking on the relationship between digital technology and inequality across four decades, encompassing four related but intellectually distinct paradigms, which I refer to as the education race, the task polarization model, the...

We identify three separate stages in the post-World War II history of applied microeconomic research: A generally non-mathematical period; a period of consensus (from the 1960s through the early 1990s) characterized by the use of mathematical models, optimization and equilibrium to generate and...

The human capital construct is deep in the bones of economics and finds reference by many classical economists, even if they did not use the phrase. The term "human capital," seldom mentioned in economics before the 1950s, increased starting in the 1960s and blossomed in the 1990s. The upsurge...

This paper assesses the role of Friedman and Schwartz's "A Monetary History of the United Slates: 1867 to 1960" as a progenitor of research in monetary history. The paper critically surveys the literature on three major themes in the book: monetary disturbances; the domestic monetary framework...

We show that a June 2002 reform in Morningstar's mutual fund rating methodology led to substantial drop in the profitability of momentum-related asset pricing factors. Before the reform, funds pursuing the same investment style had correlated ratings heavily influenced by recent style...

In applied historical research, geographic units often differ in level of aggregation across datasets. One solution is to use crosswalks that associate factors located within one geographic unit to another, based on their relative areas. We develop an alternative approach based on relative...