Keyword: vending machines
Condom Economics (3/7/2007)
The externality and time horizon of costs and benefits bedevil college distribution of condoms.
Keywords: casual sex, condom, external benefit, external cost, honor system, opportunity cost, pregnancy, private benefit, private cost, sexually transmitted diseases, short-term vs long term, subsidy, vending machines
Why Are the Prices Different? (12/21/2001)
Japanese supermarkets charge higher prices for machine-vended items to customers who value their convenience.
Keywords: convenience, grocery shopping, Japan, price discrimination, supermarket, vending machines