 Therefore, the PPP per capita GDP of Romania in 2008 was estimated to be between $12,200 and $14,064.Romania was the largest U.S. trading partner in Central-Eastern Europe until Nicolae Ceaușescu's 1988 renunciation of Most Favored Nation (non-discriminatory) trading status, which resulted in higher U.S. tariffs on Romanian products.Congress approved restoration of the MFN status effective 8 November 1993, as part of a new bilateral trade agreement.