LONDON (Standard&Poor's CreditWire) May 15, 2000--Standard&Poor's today raised its long-term foreign currency issuer credit and senior unsecured ratings on the Republic of Poland to triple-'B'-plus from triple-'B', and its short-term foreign currency issuer credit rating to 'A-2' from 'A-3'. At the same time, Standard&Poor's raised its long-term local currency issuer credit and senior unsecured ratings to single-'A'-plus from single-'A', and affirmed its short-term local currency issuer credit and commercial paper ratings at 'A-1'. The outlook on both the foreign and local currency ratings is revised to stable from positive. Poland's upgrade reflects: -- The implementation of politically difficult pension, administrative, health, and education reforms in 1999. These reforms, after some initial problems with their