Kidane, Asmerom W.2016-07-082016-07-081991Kidane, A., 1991. Macroeconomic demographic model for Ethiopia: specification, estimation and simulation.9966-42-030-4http://hdl.handle.net/20.500.11810/2846The population variable was not given due attention by classical and development economists until the early 1950s. The earliest "economic demographer", Malthus, tried to show that a high rate of population growth would eventually lead to a negative marginal product of labour and that this would, in turn, lead to a high mortality rate. Malthus stated that the equilibrium between man, capital and land would be retained through what he called positive and preventive checksenOther