PT - JOURNAL ARTICLE AU - Jeffrey A Frankel TI - Flexible exchange rates AID - 10.3905/jpm.1989.409197 DP - 1989 Jan 31 TA - The Journal of Portfolio Management PG - 45--54 VI - 15 IP - 2 4099 - https://pm-research.com/content/15/2/45.short 4100 - https://pm-research.com/content/15/2/45.full