Exercise on Costs and Benefits	Consumption Externality Graph
Steel Externalities Exercise		Positive Externality
Marginal Emissions Charges		Median Voter
Demand for Public Goods (graph)		Public Goods
ADA Scores		Demand for Security Guards
Federal Income Tax Rates		Health Care Subsidy Calculator
Average Tax Burden		Adverse Selection Worksheet
Federal Budget Data		Tax Exercise
Federal Government Yield Rates		Federal Expenditure Breakdown
Financing Government		Life Expectancy