Explain how marginal costs, direct costs and opportunity costs are different. Use an example from your personal life to illustrate each concept.

Do you agree with Robert Moses? ideas of wiping out cities that are an "impediment to new growth"? (see Scarcity and Eminent Domain) Why or why not?

Using Table 1, create one graph that illustrates all three lawnmowers? Marginal Costs (Beth, Jim and Susan).

Using Table 1, for each mower, identify if the Marginal Cost and Total Cost is increasing, constant, or decreasing.

Quantity Beth's of lawns total mowed cost 0 1 2 3 5 6 SO 204 354 45 50 52 53 Beth's marginal cost of lawns mowed $20 15 >10 5 2 Jim's total cost $0. 10 20 30 40 50 60 Jim's Susan's marginal Susan's marginal cost of total cost of cost lawns mowed $10 10 -10 -10 10 10 $0 2 7 17 32 52 82 lawns mowed $2 5 10 15 20 30