Individuals with active electoral capacity residing in Portugal
Method of interview
Computer-assisted telephone interviews (CATI)
Supplementary notes
Respondents were asked to complete the following sentence from a limited array of options: "Regarding the controversy surrounding Prime Minister LuÃs Montenegro's family business, you consider that...".
The maximum sampling error is 3.5 percent for a 95 percent confidence interval.
Citation formats
LuÃs Montenegro's clarifications about his family business in Portugal 2025
The majority of respondents in Portugal in March 2025 considered that the explanations given by the Prime Minister LuÃs Montenegro regarding his family business Spinumviva were insufficient and that there are still some things to clarify. 23 percent of the respondent sample thought that the Prime Minister provided all the necessary clarifications.
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ISCTE. (March 21, 2025). Evaluation of Portugal's Prime Minister's clarifications regarding his family business in March 2025 [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved August 04, 2026, from /statistics/1608802/portugal-opinion-on-the-explanation-of-luis-montenegro/
ISCTE. "Evaluation of Portugal's Prime Minister's clarifications regarding his family business in March 2025." Chart. March 21, 2025. ÌÇÐÄÆÆ½â°æ. Accessed August 04, 2026. /statistics/1608802/portugal-opinion-on-the-explanation-of-luis-montenegro/
ISCTE. (2025). Evaluation of Portugal's Prime Minister's clarifications regarding his family business in March 2025. ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: August 04, 2026. /statistics/1608802/portugal-opinion-on-the-explanation-of-luis-montenegro/
ISCTE. "Evaluation of Portugal's Prime Minister's Clarifications regarding His Family Business in March 2025." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 21 Mar 2025, /statistics/1608802/portugal-opinion-on-the-explanation-of-luis-montenegro/
ISCTE, Evaluation of Portugal's Prime Minister's clarifications regarding his family business in March 2025 ÌÇÐÄÆÆ½â°æ, /statistics/1608802/portugal-opinion-on-the-explanation-of-luis-montenegro/ (last visited August 04, 2026)
Evaluation of Portugal's Prime Minister's clarifications regarding his family business in March 2025 [Graph], ISCTE, March 21, 2025. [Online]. Available: /statistics/1608802/portugal-opinion-on-the-explanation-of-luis-montenegro/