Acharya, Viral V; Imbs, Jean; Sturgess, Jason - C.E.P.R. Discussion Papers - 2007
We use portfolio theory to quantify the efficiency of state-level sectoral patterns of production in the United States … volatility of state output growth, rather than in its average. The realized industry shares of output also converge faster to … financial development has important consequences for the efficiency and specialization (or diversification) of investments, in a …