Bank AAA: SEK 8.8/EUR Bank BBB: SEK 9.2/USD Bank CCC: USD 1.1/EUR You have SEK 10,000,000. How can you make money? buy USD at Bank BBB, sell USD to Bank CCC, sell EUR from Bank AAA sell SEK at Bank BBB, sell USD to Bank CCC, buy SEK from Bank AAA buy USD at Bank BBB, sell USD to Bank CCC, buy SEK from Bank AAA sell SEK to Bank AAA, sell EUR to Bank CCC, buy SEK from Bank BBB buy USD at Bank BBB, buy EUR to Bank CCC, buy SEK from Bank AAA