Suppose that instead Einar short sells 200 shares of German Power Weak Inc. at $40 each. NASDUCK now sets a margin requirement of 30%. (e) How much cash does Einar need to invest? (f) Calculate the margin call of NASDUCK if the price increases to $44. (g) Suppose the price falls to $25. How much cash can Einar take out from his margin account? (h) Suppose he takes out 50% of the amount in part (g). At what price threshold will Einar face a margin call by NASDUCK