Solow sets up a mathematical model of long-run economic growth. He assumes full employment of capital and labor.Output and capital per worker grow at the same constant, positive rate in BGP of model. In long run model reaches BGP. 2. Starting from initial capital stock k (0) < k , economy grows towards k , capital deepening and growth of per capita income. The Solow Growth Model is an exogenous model of economic growth that analyzes changes in the level of output in an economy over time. Write consumption per worker as a function of the capital stock in steady-state.