Transfer to pay the form
Transfer to pay the system
approach of willingness to pay
Willingness to pay
支付
付费意愿
愿意支付
支付意愿
支付意愿法
受偿意愿
愿付价值
愿付价格
愿付成本
旅行时间节省价值
Willingness to pay (WTP)
Three Activities Going to the Countryside program
A addendum to the Insect Catalogue of Guangxi
A Complement to the Great Collection of the Oracle
a legendary beauty who flew to the moon
a length measurement corresponding to the middle segment of one’s middle finger
a solution to the problem
A trip to the border area in the north of China
A Visit to the Tombs of Artists in Russia
accidents happening to the college students