1. SURVEYING
**Universe** 10,380 chief executives from 2,235 enterprises with annual turnover greater than 45 millon euros, as well as consultants and professors
**Coverage** National.
**Sample** obtained 615 casos with a sampling error of approximately 4%, a confidence interval of 95.5 and p=q.
**Survey** By post.
**Field work**
Posted: 27 November 2002
Reception deadline: 11 February 2003.
2. EVALUATION BY FINANCIAL ANALYSTS
Both the economic-financial results and the quality of economic information were evaluated by a group of 40 financial analysts, members of the Institute of Spanish Financial Analysts.
3. TÉCNICAL EVALUATION
Interviews and/or analysis of the information on the first 50 enterprises. Personal interviews were conducted in 43 enterprises from 12 to 28 February 2003.
4. INSTITUTE IN CHARGE OF ANALYSIS
Technical director: José María San Segundo.
Project director: Justo Villafañe (Professor, Universidad Complutense, Madrid).
