This analysis considers these schools by faculty publishing in economics: https://ideas.repec.org/top/top.uslacecon.html. Note that, impressively, Williams and Wesleyan also appear in this analysis that includes universities and liberal arts colleges, and which has not been normalized for department size: https://ideas.repec.org/top/top.usecondept.html.
Regarding employment prospects, Williams graduates place highest from your group by early career earnings (and second among those of NESCAC LACs, after Hamilton’s), with graduates from Amherst and Bowdoin following closely (note that these averages do not consider choice of major): https://www.usnews.com/best-colleges/williams-college-2229.
With respect to professors and overall classroom experience, Williams and Bowdoin appear in this relevant Princeton Review survey-based ranking: https://www.princetonreview.com/college-rankings?rankings=best-classroom-experience.