一般来说, quant hedge funds 像Rentech, DE Shaw, Two Sigma, 赚钱主力是QR, 多数是PhD, traders不多, 多半也是execution traders的角色.
Prop shops 像Jane Street, Optiver, Five Rings, 赚钱主力是QT, 大多数本科毕业.
小中本科毕业想做quants尽量申请Prop shops的QT, 数学不太强的可以试试QD.
QR vs QT
https://www.wallstreetoasis.com/forums/quant-research-vs-quant-trading