Currencies - U.S. dollar foreign-exchange rates. December 15, 2015 Suppose a Big Mac costs $3.27 in Boston, and 101 Thai Baht in Thailand. In this circumstance, what can we say is TRUE? Purchasing Power Parity holds, and Big Macs are relatively cheap in Thailand Purchasing Power Parity holds, and Big Macs are relatively expensive in Thailand Purchasing Power Parity holds, and Big Macs cost the same in these two cities Purchasing Power Parity does not hold, and Big Macs are relatively cheap in Thailand Purchasing Power Parity does not hold, and Big Macs are relatively expensive in Thailand