They're missing one key component (perhaps the biggest component), which is that often people are unaware of all the information they need to clearly see which incentives are in their favor and which aren't (informational asymmetry, in the parlance). This can be willful, but normally is not. It has been the strategy of the neocon movement to obscure poor people's incentives as much as possible specifically by playing to their (mostly irrational) emotional state. In this article, the author points out how strongly his geographic location is united against the Affordable Care Act, despite the fact that it has 26% poverty (an astronomical number, even third world-esque), pretty much all of whom are already, or would certainly now qualify for, government assistance. The branding and obscuring (done intentionally by monied interests) that these uneducated people are subjected to makes it pretty much impossible to determine a logical course of action.