1. In a labor market free from discrimination, wages for workers that are employed by the same company will still differ. T/F
2. If the marginal productivity of the sixth worker hired is less than the marginal productivity of the fifth worker hired, then the addition of the sixth worker causes total output to decline. T/F
3. In order to calculate the value of the marginal product of labor, a manager must know the marginal product of labor and the wage rate of the worker. T/F
4. One reason why better-looking workers may have higher earnings is that physical attractiveness is correlated with intelligence.T/F
5. Economic theory of labor markets suggests that wages are governed by labor supply and labor demand.T/F