假设效用函数的形式是u(w)=<img src="https://static.zxtiku.com/wangke/imgs/topic/971136bd2bc5f5e58205759be8fef8ad.jpg"/>。这里w代表财富,用预期效用理论,下面哪个情景效用最大?<br/> <br/> P1 (0.8; 1000,600)<br/> <br/> P2 (0.7; 1200,600)<br/> <br/> P3 (0.