The Solow-Swan model provides a simple argument for how the demographic transition affects the world economy. Smaller working-age cohorts reduce the supply of labour relative to capital. The capital-labour ratio increases. A higher capital-labour ratio reduces the marginal product of capital while raising the marginal product of labour. Thus, the
c. Research ¿What's Demographic Transition? and build a conceptual map according to that topic. d. Clasify each one of the pyramids that you chose in first activity in the stages of the Demographic Transition. Justify your answer.