Match the basic content of the theory List-I with the theories List-II.

List-I	List-II
a. Wages paid are equal to the productivity of the last worker hired	1. Taussig's Theory of Wages
b. Wages, hours and working conditions are largely a matter of relative bargaining strength of two sides	2. Marginal Productivity Theory
c. Wages are residue left over after the other factors of production have been paid wages	3. The Bargaining Theory
d. Wages equal the total product of labour of the marginal firm minus the amount discounted by the employer for advance support of the worker	4. Residual Claimant Theory