n analyses of British productivity performance in the 1930s, we have argued that the policy framework adopted in response to macroeconomic shocks was understandable and quite effective in ameliorating short-term adjustment problems but harmful in terms of its long-run supply side implications...

We re-examine the long-run geographical development of U.S. manufacturing industries using recent advances in spatial concentration measures. We construct spatially-weighted indices of the geographical concentration of U.S. manufacturing industries during the period 1880 to 1997 using data from...