Technical details 2005
1. SURVEY
**Universe** 12,000 Spanish chief executives from 2,850 enterprises with annual turnover greater than 50 millon euros and University professors.
**Sample obtained** 810 cases, with a sampling error of +/- 3.39%, a confidence interval of 95.5 and p=q.
**Survey** By post.
**Field work** From Octubre 2004 to January 2005.
2. EXPERT EVALUATION
The first 50 enterprises were evaluated by 75 financial analysts (Results and economic information), 70 members of NGOs (Commitment to the community and social and environmental responsibility), 58 members of trade unions (Job quality) and 35 members of consumer associations (Product quality and respect for consumer rights).
3. TECHNICAL EVALUATION
Carried out by Análisis e Investigación technical staff who analyzed a questionaire to evaluate reputational merit and conducted personal interviews in 48 enterprises.
4. INSTITUTE IN CHARGE OF ANALYSIS
**Análisis e Investigación**
Technical director: José María San Segundo.
Project director: Justo Villafañe (Professor, Universidad Complutense, Madrid).
