41.   Others argue that money is not the main obstacle, since the economy is so strong, and people are spending the same amount or more on other diversions.

42.   One main obstacle is the passage of time.

43.   Rubin sought to portray the Serbs as the main obstacles to a settlement.

44.   Rwanda is seen as the main obstacle to the talks, officials say.

45.   Russia is the main obstacle.

46.   Still, the main obstacle in the way of compromise seems to be not so much the dollars as the principles.

47.   The condition that has long been the main obstacle to the passage of the bill is one that has little relevance outside American domestic politics.

48.   The Macy panel found that the main obstacle to change was an ingrained stigma against not only substance abusers but the doctors who treated them.

49.   The main obstacle are European governments, which have taken advantage of the recovery to raise taxes and cut public spending to put their fiscal houses in order.

50.   The main obstacle has been a widespread reluctance to subsidize an unpopular owner at the expense of schools, roads, and other public needs.