Co-investigator	Mariano Rojas Herrera, E-mail: mariano.rojas@udlap.mx
University	University of the Americas, Puebla, Mexico
Respondents	105 students of economy
Case number	Item code	Surveys
1	O-HL-g-sq-v-3-d	Gallup World Survey 1965 Original text in Spanish not available. Translated from English
2	O-HL-g-sq-v-3-f	Gallup/Kettering World Survey 1975 Original text in Spanish not available. Translated from English
3	O-HL-c-sq-v-3-ab	Eurobarometer 1985-86
4	O-HL-c-sq-v-4-g	Euromodul 2000
5	O-HL-c-sq-v-4-g1E	Experimental variation in response option ‘not too happy’ ‘poco feliz’ instead of ‘no muy feliz’
6	O-HL-u-sq-v-4-a	World Values Survey since 1990
7	O-HL-g-sq-v-4-f	Latinobarometro 2002
8	O-HL-g-sq-v-7-a	ISSP 2003
9	O-HL-c-sq-v-7-b	Costa Rica survey 2006
10	O-HL-c-sq-v-8-a	Costa Rica survey 2006
Quewstionnaire	spanish6questionnaire
Data file	spanish6data
Remarks