8Harrod, Roy F. "An Essay in Dynamic Theory. " Economic Journal 49, 1939, pp. 14 -33.
9King, R. G. and Levine, R. "Finance, Entrepreneurship and Growth: Theory and Evidence. " Journal of Monetary Economics 32, 1993,pp. 513-542.
10Levine, Ross. "Finance and Growth : Theory, Evidence, and Mechanisms," in Philipe Aghion and Steven Durlauf eds. , Handbook of Economic Growth. Amsterdam : North Holland, 2004.