51.   They could subject hospital-doctor networks to less stringent rules, such as solvency requirements, than HMOs now face.

52.   They are also subject to more stringent rules on asset quality, she said.

53.   They made clear, however, that they would resist stringent global rules, insisting that they were free to sell and advertise their wares.

54.   They expressed fear that more stringent rules on obtaining consent from parents or guardians could seriously hamper research efforts.

55.   This is the second time in which the amount of land offered for long-term retirement must meet more stringent environmental rules to be accepted into the program.

56.   U.S. exchanges have stringent rules governing such holdings, including mandatory recusal from oversight responsibilities if a conflict arises.

57.   Automakers and other CAFE opponents have long argued that stringent federal rules on fuel economy pose safety problems because they have put more small cars on the road.

58.   But the China Times report said securities firms may not be allowed to invest in China soon, partly because Beijing imposes stringent rules on foreign securities investments.

59.   But there are extenuating circumstances in the present situation to consider the use of such funds under the most stringent rules.

60.   He also pointed to the stringent rules of origin, strict labour and environment standard and eco-labelling in export goods.