Diminishing Marginal Product of labor as the number of workers increases, the marginal product of labor declines As more and more workers are hired, each additional worker contributes less to production than the prior one The production function becomes flatter as the number of workers risesDiminishing Marginal Product of Labor • As the number of workers increases, the marginal product of labor declines. • As more and more workers are hired, each additional worker contributes less to production than the prior one. • The production function becomes flatter as the number of workers rises