Technical details 2004
1. SURVEYING
**Universe** 11,800 chief executives from 2,760 enterprises with annual turnover greater than 50 millon euros, as well as consultants and University professors.
**Coverage** National.
**Sample obtained** 708 casos, with a sampling error of +/- 3.74%, a confidence interval of 95.5 and p=q.
**Survey** By post
**Field work**
Posted: 27 Octubre 2003
Reception deadline: 10 January 2004.
2. EVALUATION BY FINANCIAL ANALYSTS
Both the economic-financial results and the quality of economic information were evaluated by a group of 52 financial analysts, members of the Institute of Spanish Financial Analysts.
3. EVALUATION BY NGOs AND TRADE UNIONS
A group of 83 members of NGOs and trade unions evaluated, each within their field of experience, the environmental record, social responsibility and job quality.
4. TÉCNICAL EVALUATION
Interviews and/or analysis of the information on the first 50 enterprises. Personal interviews were conducted in 47 enterprises from 19 January to 15 February 2004.
5. INSTITUTE IN CHARGE OF ANALYSIS
Technical director: José María San Segundo.
Project director: Justo Villafañe (Professor, Universidad Complutense, Madrid).
