The tensest leaders were found in countries with emerging economies, including mainland China (84%), Taiwan (82%), India (79%) and Russia (76%).
The least stressed over the past year included Sweden (27%), Ireland (35%) and the United Kingdom, the Netherlands and France (all 37%).
When it comes to time spent working, the worldwide average was 53 hours per week, and the U.S. average was 55 hours. Europeans had the shortest work week at 50 hours, while business leaders in India and Argentina worked the longest, both at 57 hours.
Source: Grant Thornton International Business Report , www.internationalbusinessreport.com .