In the Solow model, if f(k) = 8k0.5, s = 0.2, n = 0.3, and d = 0.1, what is the value of k at equilibrium?

In the above table, if the price of labor is $10 per hour and the price of capital is $20 per unit, what is the total cost of Technique W?

A) $80,000 B) $200,000 C) $280,000 D) $360,000

When is a piece-rate contract generally used?

A) It is used when output but not labor can be observed. B) It is only used to avoid adverse selection. C) It is used when labor but not output can be observed. D) It is never used in practice.