There is no evidence that Iran is likely to capitulate to American demands. The historical record demonstrates that great powers can inflict enormous punishment on their adversaries and yet the pain rarely causes target states to surrender.
There is reason to believe low-interest rate policy has lowered productivity, lessened economic growth, and favored large firms at the expense of small firms and innovation. Greater inequality and stagnating wealth has resulted.
Government policy encourages homeless people to congregate in public areas twice over: first, cities destroy access to very-low-cost housing. Second, city governments often refuse to enforce their own rules of public-space use. Tent cities result.