You can earn money through rebates for your personal or business purchases when you use a cash back credit card. This is considered as residual income, as you basically just have to do your shopping as you normally would to earn the rebates. These are the top six best cash back credit cards for 2016. Take note of the tips so you can maximize your rebates from each card and remember to spend only the amount that you can pay back in full.
Residual income is calculated as net income less a charge for the cost of capital. The charge is known as the equity charge and is calculated as the value of equity capital multiplied by the cost of equity or the required rate of return on equity. Given the opportunity cost of equity, a company can have positive net income but negative residual income.