It is really odd(to me) the number of people i know that absolutely cannot save a dollar.
I can't specifically remember my parents telling me to save, though they probably did. I'm just that way though.
Because they are encouraged or "allowed in a state of complete ignorance" to spend viscerally on disposable pleasures and not aim to "float on interest" later in life. Certain pleasure products make them repeat buyers, such as cigarettes, alcohol, etc.
The conditions of living and pay in this country are not quite desparate enough to force people to learn, unlike those who grew up in the Depression or came from lands far worse off, possibly living in times of famine like great leap forward.
Related to this is familial culture passed down through generations. Certain people come from groups that encourage financial responsibility as a matter of principle rather than that of evil thing that oppresses the pursuit of pleasure; the Jews, Persians, and Chinese are examples of such.
. It is partially biological. The feeling of "want" battles with the feeling of "not having", and the presence of Washingtons in the wallet cures this dissonance.
This creation of goods hunger in a batch of consumers is systemically valuable to both business(from Wall St down to the shady car dealership) and the welfare state politicians.
However, small businesses suffer because due to the lack of comprehension of expenses, the consumerist tends to vote for policy that presumes that small businesses are not already charged through the moon for "business grade" capital expenditures.