Question: British Oxygen, whose global sales are generally dollar denominated, needs to borrow $50,000,000 for working capital and intends to use a 5-year multi-currency revolving credit. It can borrow in US$ at 8.5% p.a. or in SFr at 5.5% p.a. However, it expects the SFr to appreciate on average 4% p.a. over the next five years. Using a cash-flow analysis, determine in which currency BOC should borrow. Would your answer change if BOC could issue SFr commercial paper supported by the revolving credit at 3.5%? Please explain your answer and also provide examples.