Harvard bankruptcy expert Elizabeth Warren_named by Time magazine as one of the 100 Most Influential People in the World_coined the ൺቺተ rule" for spending and saving with her daughter, Amelia Warren Tyagi. They co_authored a book in 2005: "All Your Worth: The Ultimate Lifetime Money Plan." So how does the 50ቺተ plan work? Here's how Warren and Tyagi recommend you organize your budget.
Step Two: Limit Your Needs to 50 Percent of Your After_Tax Income. Now go back to your budget. How much do you spend on "needs" each month, things like groceries, housing, utilities, health insurance, car payment, and car insurance? According to Warren and Tyagi and their 50ቺተ rule, the amount that you spend on these things should total no more than 50 percent of your after_tax pay.