D. 0.9 million 4. If a union raises the wage in its industry above equilibrium, then there is an increase in A. frictional unemployment which is part of cyclical unemployment. B. structural unemployment which is part of cyclical unemployment. C. frictional unemployment which is part of the natural rate of unemployment. D. structural unemployment which is part of the natural rate of unemployment. E#econ2001a2301 Page 1