Marginal utility and budget lines (K-A)

• Marginal utility and total utility (K-A)
• Deriving demand curve from tweaking marginal utility per dollar (K-A)
• Budget line (K-A)
• Indifference curves and marginal rate of substitution (K-A)
• Optimal point on budget line (K-A)
• Types of indifference curves (K-A)
• Decisions within a budget constraint (K-A)