大家在查： MultiSurface 洛·克里瓦特 Plender Schaafer 帕梅拉艾斯 Peuget 厄尔·雷 sjyzsjedu Pegert •拉姆斯费尔德

2000~2030

The share of world income taken by the global middle class (on $13-50 a day), at 14%, will remain more or less flat between 2000 and 2030.