Your firm has debt worth $200,000, with a yield of 9 percent, and equity worth $300,000. It is growing at a 4 percent rate, and faces a 40 percent tax rate. A similar firm with no debt has a cost of equity of 12 percent. Under the MM extension with growth, what is the value of your firm's tax shield?

Your firm has debt worth $200,000, with a yield of 9 percent, and equity worth $300,000.  It is growing at a 4 percent rate, and faces a 40 percent tax rate.  A similar firm with no debt has a cost of equity of 12 percent.  Under the MM extension with growth, what is the value of your firm's tax shield?