In most 3rd world countries, credit is almost non-existent so spending more than you have isn't even an option neither
Have you travelled in Third World countries in the last decade? In Africa and India it's now utterly commonplace for people, even the illiterate, to take out credit to buy a fancy mobile phone. Those acclaimed microcredit initiatives that do social good are now accompanied by innumerable sleasy microcredit lenders that hand out loans easily, and can be brutal about repayment. Credit has been a thing, and a rising problem, in the Third World for some years now.