i Tech.progress in the Solow model Investment, △k=sfk)-(6+n+g)k break-even investment (6+n+g)k sf(k) K* Capital per worker,k CHAPTER 5 Economic Growth ll slide 9CHAPTER 5 Economic Growth II slide 9 Tech. progress in the Solow model Investment, break-even investment Capital per worker, k sf(k) ( +n +g)k k * k = s f(k) − ( +n +g)k 1