Buy New, Buy Used, or Drive It Into the Ground: The Car Math
Total cost of ownership for new vs used cars with verified math. Depreciation curves, real break-evens, and when driving it into the ground wins.
cars
Paying Off a Car Loan Early: The Math Nobody Runs
On a $30k loan at 7%, an extra $100/month saves about $1,000 in interest and 10 months. Verified amortization math, APR hurdle rates, and when NOT to prepay.
