作者：JACOBY, SM; SHARMA, S
摘要：Recent studies of job tenure raise the question of the appropriate duration statistic to use in historical research. This article compares duration measures and examines their empirical and theoretical implications for historical research on employment tenure. Using a variety of data from the late nineteenth and early twentieth centuries, we find that although there existed a sector of stable jobs, most industrial jobs were brief. Since World War I, however, there has been a sharp shift in the...
作者：National Bureau of Economic Research
摘要：Over the past century in six major economies, economic growth has been strongly associated with machinery investment, as is the case for a larger group of nations since 1950. Both macroeconomic patterns and narratives of the history of technology suggest that this association is causal-that a high rate of machinery investment appears to be a necessary prerequisite for rapid long-run growth-and points away from possibilities that rapid growth is the cause of high machinery investment or that a ...
