Please click the link below in order to view the Web Chapters to accompany the Economics, 18/e text. You will need to have Adobe® Acrobat® 6 or better installed on your computer in order to view this file. If you do not, you may download the latest Adobe® Acrobat® Reader from the Adobe® website.

Chapter 11W: Technology, R and D, and Efficiency (756.0K)

Chapter 38S: Previous International Exchange-Rate Systems (267.0K)

Chapter 39W: The Economics of Developing Countries (896.0K)