Redding, Stephen James; Schott, Peter K.; Bernard, Andrew B. - National Bureau of Economic Research (NBER) - 2006
This paper examines the frequency, pervasiveness and determinants of product switching among U.S. manufacturing firms. We find that two-thirds of firms alter their mix of five-digit SIC products every five years, that one-third of the increase in real U.S. manufacturing shipments between 1972...