Introduction to consumer theory: total utility and marginal utility

In this tutorial we look at the utility of getting one more of something and put numbers to it. We then use this to construct a budget line and think about indifference curves.

Marginal utility and total utility

Visualizing marginal utility MU and total utility TU functions

Total Utility and Marginal Utility

Utility maximization: equalizing marginal utility per dollar

Deriving demand curve from tweaking marginal utility per dollar