slippery slope fallacy - Google Search

A rational decision maker is interested only in the future consequences of current investments. Justifying earlier mistakes is not among the Econ’s concerns. The decision to invest additional resources in a losing account, when better investments are available, is known as the sunk-cost fallacy, a costly mistake that is observed in decisions large

The conjunction fallacy is when humans rate the probability P(A,B) higher than the probability P(B),

Human minds tend to confuse decisions with their outcomes, which makes it hard to see mistakes clearly.

The way a slippery slope argument goes is that if we do something, call it X, then there is a serious risk that it will start a trend, which will lead to other things such as Y and Z, and although X in and of itself is fine, maybe even a good idea, Y and Z are pretty scary. The conclusion is that you shouldn’t do X unless you are willing to accept

These slopes seem hard to anticipate.