Credit Rating and Required Rate of Return: Suppose you and Warren Buffett borrow money from a bank. The bank will assess your credit ratings differently. Maybe the bank could offer Warren Buffett a loan without interest since it can be advertised as a bank used by the renowned investor. However, it will likely charge you interest because you have a lower credit rating and less fame than Warren Buffett. The interest rate each borrower faces, based on their creditworthiness, is called the required rate of return for creditors. Under the same conditions, the cost of poverty is much higher for the poor than for the rich. Poverty inherently involves costs. - Joseph’s “just my thoughts”
Time Preference Rate . “ The Marshmallow Tale ” by Joachim de Posada and Ellen Singer describes the “ Marshmallow Experiment ” at Stanford University. The experimenter left the child alone in the room and gave the child a marshmallow, instructing the child to eat it immediately. However, if the child did not eat it within 15 minutes, the experimenter would give the child another marshmallow. Some children waited the full 15 minutes, while others stopped waiting early. These two groups were followed for 14 years, and as a result, the more patient children showed better social and mental abilities. Those who cannot tolerate waiting are said to have a high time preference rate, while those who are patient are described as having a low time preference rate. In investment, high and low time preference ratios are not necessarily good or bad because many investments depend on luck. The key is to find and stick to methods and principles that match one’s own tendencies. - Joseph’s “just my th...