Understanding international finance. Should a firm hedge? Why or why not? Many US firms do not hedge. How would you explain this result?

a) Should a firm hedge?  Why or why not?

b) Recent surveys of corporate exchange risk management practices indicate that many US firms do not hedge.  How would you explain this result?

c) GM exports cars to Spain, but the historically strong dollar against the Euro hurt sales of GM cars in Spain.  In the Spanish market, GM faces competition from the German, Italian and French car makers.  What kind of measures would you recommend so that GM can maintain its market share in Spain?