The economic principle referring to a consumer's desire to purchase goods and services and willingness to pay a price for a specific good or service. Holding all other factors constant, an increase in the price of a good or service will decrease the quantity demanded, and vice versa.

Deadweight Loss of Christmas

A video on deadweight loss and Christmas.

Exploring Equilibrium

In this video, we’ll review equilibrium in the adjustment process, showing that the equilibrium price is the only stable price. Then we’ll take a look at equilibrium quantity, where quantity demanded is equal to quantity supplied, and how this plays out in a free market economy that seeks to maximize gains from trade.

Equilibrium | Paul Solman

A brief video on economic equilibrium, presented by Paul Solman.

A Deeper Look at the Demand Curve

This video looks at both the horizontal and vertical methods for reading the demand curve, how demand curves shift, and consumer surplus.

The Demand Curve Shifts

How do increases or decreases in demand affect the demand curve? An increase in demand means an increase in the quantity demanded at every price.

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