Chapter 4 Individuals and Community (pdf 373kb)
	Chapter 4 Slides (pdf 44kb)
	Prod Possibilities and Efficiency (pdf 72kb) Answer
	Math Review (pdf 33kb) Math Review (XLS 27kb)
	Production Possibilitites (xls 105kb) PPF Flash (swf 296kb)
	PowerPoint: MathReview (741kb) PPF (584kb)
	All of Part 1 Alternative Microeconomics (1.2mb)