"The relationships among competition in the financial sector, access of firms to external financing, and associated economic growth are ambiguous in theory. Moreover, measuring competition in the financial sector can be complex. In this paper Claessens and Laeven first estimate for 16 countries...

Analysis of a panel data set for 1976-98 shows that on balance stock markets and banks positively influence economic growth; findings that do not result from biases induced by simultaneity, omitted variables, or unobserved country-specific effects