How do higher interest rates contribute to the fight against inflation? How do higher interest rates contribute to the fight against inflation? The idea is that people will spend less if borrowing money or carrying a balance on a credit card costs more. Mandar Wagh / Friday, October 7, 2022 1 2259 Article rating: 4.3 The idea is that people will spend less if borrowing money or carrying a balance on a credit card costs more. Read more