tion 4 of 5 Many demographers predict that the United States will have zero population growth in the coming decades, in contrast to the historical average population growth of about 1% per year. a. Use the Solow model to show the effect of this slowdown in population growth graphically. To manipulate the diagrams below, click on the endpoint of the curve you wish to pivot and place the endpoint in its proper location. ent, Break-Even Investment (8+ n)k sf (k)on 4 of 5 Investment, Break-Eve sf( k ) Capital per worker b. The slowdown in population growth will slow down the growth of total output and increase the growth of output per worker. c. Ultimately, the economy will reach a new steady state, and total output will be the same , and the growth rate of output per worker will be positive