4. [1.5 points, .5 each] Suppose a small island economy that does not trade with other countries has a production function of Y = K0.5 L0.5. The island begins with 100 units of labor and capital. Answer the following: How much output does the economy produce? What are w and r? How share of output does labor receive? A typhoon kills half of the population, what is the new level of output? What are the new w2 and r2? How share of output does labor receive now