Is it smart to keep 0% interest debt to maximize investment returns?
Is it smart to keep 0% interest debt to maximize investment returns? For example, I have a savings account that gets me 5% interest. I also have opportunities to pay some things back with 0% interest. I.e. via the Amazon prime credit card plus a 0% apr promotion that lasts for another 10 months. Should I be carrying as much 0% interest debt as I can reasonably pay back in time? Theoretically that money would go t...