Resource;
&;
Energy;
Economics;
and;
Policy;
Program;
RTI;
lnternational;
Research;
Triangle;
Park;
NC;
27709;
USA;
of;
Agricultural;
Economics;
Texas;
A&M;
University;
College;
Station;
TX;
77843;
USA;
气候变化影响; 农产品出口; 美国; 农业生产力; 建模; 气候影响; 国际贸易; 商品市场;