Convergence Across Italian Regions and the Role of Technological Catch-Up
The paper suggests that the main and possibly unique source of â− and ó− convergence in GDP per worker (i.e. labor productivity) across Italian regions over the 1980-2000 period is the change in technical and allocative efficiency.
Link
ftp://ftp.igier.uni-bocconi.it/wp/2004/274.pdf