For a firm that is a price taker in the market for labor, the marginal revenue product of labor equals
a. the marginal product of labor multiplied by the product price.
b. marginal product of labor divided by the wage rate.
c. marginal product of labor multiplied by the wage rate.
d. marginal product of labor multiplied by the marginal cost of production.

While cell phones with holographic keyboards are currently in the introduction stage of the industry life cycle, tablet computers are in the growth stage. in the context of this scenario, which of the following statements is true? a. the industry for cell phones with holographic keyboards will face greater competition than the tablet industry. b. while the industry for cell phones with holographic keyboards will focus more on product innovation, the tablet industry will focus more on process innovation. c. while the industry for cell phones with holographic keyboards can reap the benefits of economies of scale, the tablet industry will experience no such benefits. d. the industry for cell phones with holographic keyboards will face price competition, whereas, in the tablet industry, the mode of competition will be non-price.