What are the theories in saving money?

Several theories explain the principles of saving money, including the Life-Cycle Hypothesis, which suggests individuals save during their working years to prepare for retirement, and the Permanent Income Hypothesis, which posits that people save based on their expected long-term income rather than current income levels. The Behavioral Economics Theory emphasizes the psychological factors that influence saving behavior, such as impulse spending and mental accounting. Additionally, the Savings-Rate Theory examines how economic conditions and personal incentives affect overall saving rates in society.