Two influential economists take a potshot at financial policymakers.
For three yuan, they could take a potshot at a rabbit that was also tied to the ground.
Word Origin and History for potshot
also pot-shot, 1836, "shot taken at animal simply to 'get it in the pot,' not for sport or marksmanship;" from pot (n.1) + shot (n.). Extended sense of "opportunistic criticism" first recorded 1926. Cf. pot-hunter "one who shoots whatever he finds; one who kills for food not for sport."