What Is Marginal Propensity to Save? Marginal propensity to save (MPS) is used by economists to quantify the relationship between changes in income and changes in savings. It refers to the proportion ...

Your marginal tax rate is the highest income tax rate you’ll pay on your income. Because the U.S. has a progressive tax system, different tiers of your income are taxed at different rates. The ...

Want to know how much you’re being taxed? The marginal federal tax rates range between 10% and 37%, depending on your income. But it’s a progressive system, according to Investopedia. That means that ...