Dr. richard j. jackson, former director of the cdc's national center for environmental health maintains that urban sprawl is one of the most serious health threats facing the nation in the 21st century. explain what is meant by urban sprawl and describe at least three impacts and their attendant health effects that can be directly linked to this phenomenon.

Western electric has 32,000 shares of common stock outstanding at a price per share of $79 and a rate of return of 13.00 percent. the firm has 7,300 shares of 7.80 percent preferred stock outstanding at a price of $95.00 per share. the preferred stock has a par value of $100. the outstanding debt has a total face value of $404,000 and currently sells for 111 percent of face. the yield to maturity on the debt is 8.08 percent. what is the firm's weighted average cost of capital if the tax rate is 39 percent?