If the labor supply is unchanged, an increase in the demand for labor wil the equilibrium wage and increase the number of workers employed increase the equilbrium wage and increase the quantity of jobs demanded increase the equilibrium wage and decrease the number of workers employed decrease t increase the equilibrium wage and increase the number of workers employed. 014 pts incorrect question 21 which of the following statements concerning the federal corporate income tax is true? the incidence of the corporate income tax can be determined by using demand and supply analysis. ⓔ the corporate income tax is an example of the benefit principle it is an efficient tax because it imposes a small tax revenue it raises. determining the incidence of the corporate income tax is complicated because it is not certain how corporations respond to the tax. tion 22