| by Daniel Johnston
An updated and expanded version of the graph by Johnston that was first published in the Oil & Gas Journal in 1994 and later in December 2000. This full-color laminated chart shows information on over 150 countries/contracts/systems listing:
- Contract/system "Vintage"
- Government participation
- Effective royalty rate
- Government take
Further, it includes statistical summary insets of Typical Contract Terms, World Petroleum Fiscal Systems Statistics, and Statistics for the More Prospective Countries (20th percentile), and Definitions.
Size: 24" x 40"/2001 | 
