来源:Conservation Letters , 2014
作者:Jay E. Diffendorfer;John B. Loomis;Leslie Ries;等
关键词:Conservation planning;contingent valuation;...
使用许可:CC BY-NC
来源:Meteorological applications , 2015
作者:Thanh Cong Nguyen, Jackie Robinson
关键词:tropical cyclone warning services;willingness to pay;...
使用许可:CC BY
来源:Meteorological applications , 2016
作者:Huiling Yuan, Min Sun, Yuan Wang
关键词:Chinese Public Weather Service;willingness to pay;...
使用许可:CC BY