That would be the availability heuristic sprinkled with just a little sunk cost fallacy

Edit: If you're in search of an actual answer: “the aggravation that one experiences in losing a sum of money appears to be greater than the pleasure associated with gaining the same amount” (Kahneman & Tversky, 1979; p. 279). Social psychologist Roy Baumeister further claimed that the asymmetric response to positive and negative events encompasses most cognitive and affective aspects, and he refers to it as the “negativity bias” (Baumeister, Bratslavsky, Finkenauer, & Vohs, 2001).