The Economist Intelligence Unit carried out a global survey in November and December 2014 of 853 senior corporate executives and conducted in-depth interviews with nine corporate leaders and independent experts. A study based on survey results is available below.

The survey was sponsored by: DLA Piper, Lilly, Global Business Initiative on Human Rights, Mazars, Telenor Group and Universal Rights Group; and supported by: International Chamber of Commerce, IPIECA, Intl. Organisation of Employers, Norwegian Ministry of Foreign Affairs, UK Foreign & Commonwealth Office.