Money

Barter (3:22); Natural Money (1:25); Metals (1:24); Monetary Systems (3:29); Modern Day Money (2:48); Summary (3:10); Credits: Money (2:24);

Fake Money (1:13) --

Does Price Affect Taste? (4:13) --

Perceived Value (2:06) --

Invisible Wallet Experiment (2:54) --

Color and Authority (2:10) --

Relative Pricing (4:13) --

Factors that Affect Perceived Value (4:26) --

Hormones and Money (Credits) (2:44)

Problem Solving on the Beach (6:39); Auntie Alien's Problem Page (2:59); Ice Cream Problem (4:10);