Template-Type: ReDIF-Article 1.0 Author-Name: Campbell Watkins Title: Empirical Modelling of Canadian Petroleum Exploration Activity Classification-JEL: F0 Pages: Volume: Volume 11 Issue: Number 2 Year: 1990 Abstract: Handle: RePEc:aen:journl:1990v11-02-a10 File-URL: http://www.iaee.org/en/publications/ejarticle.aspx?id=2013 File-Format: text/html File-Restriction: Access to full text is restricted to IAEE members and subscribers. d subscribers.