Firms that produce ________ products must be ________ competitive.
A、differentiated; imperfectly;
B、differentiated; perfectly;
C、exported; imperfectly;
D、standardized; imperfectly
发布时间:2025-07-14 02:49:41
A、differentiated; imperfectly;
B、differentiated; perfectly;
C、exported; imperfectly;
D、standardized; imperfectly