6.12 Casper Landsten-CIA (A). Casper Landsten is a foreign exchange trader for a bank in New York. He has $1 million (or its Swiss franc equivalent) for a short-term money market investment and wonders whether he should invest in U.S. dollars for three months or make a CIA investment in the Swiss franc. He faces the following quotes: 6.12 Casper Landsten-CIA (A). Casper Landsten is a foreign exchange trader for a bank in New York. He has $1 million (or its Swiss franc equivalent) for a short-term money market investment and wonders whether he should invest in U.S. dollars for three months or make a CIA investment in the Swiss franc. He faces the following quotes