1 Tech.progress in the Solow model -We now write the production function as: Y=F(K,L×E) where LxE the number of effective workers. Hence,increases in labor efficiency have the same effect on output as increases in the labor force. CHAPTER 5 Economic Growth ll slide 6CHAPTER 5 Economic Growth II slide 6 Tech. progress in the Solow model ▪ We now write the production function as: ▪ where L E = the number of effective workers. – Hence, increases in labor efficiency have the same effect on output as increases in the labor force. Y F K L E =  ( , ) 1