31.   The idea has remained attractive as gas prices and pollution levels soar.

32.   The idea remains the same in the latest deal.

33.   While policymakers have hence changed their phraseology to call it calibrated liberalization, the underlying economic idea has remained the same.

34.   His idea of democracy remains a big question, one the German figures who talked with him said.

35.   But the idea remains an ideological taboo for the communist party.

36.   The plan has remained dormant since, but the idea of reunion remains popular, despite the misgivings of many Russian economists.

37.   There has been no progress on such structures since, but the idea of reunion remains popular, despite the opposition of many Russian economists.