译文:即便我改变了外在的样子,人们依然难以领悟真谛,那些如同行尸走肉般生活的人,我并不为之忧虑。我要尽情地回归质朴纯真,哪怕被人嘲笑不够潇洒风流。
当且仅当所有投资者都持有均值-方差有效的投资组合时,市场组合才是有效的。
Technological and management innovation must advance simultaneously; neither can be neglected.
Technology can be our greatest ally in reducing bycatch and protecting marine biodiversity.