The majority of top managers work moat productively outside standard working hours. This per a recent survey by Jefferson Watch Corporation of 100 chief executives of the top 500 companies in the country. The morning hours before other employees arrive were favored by 43 executives, while 18 preferred to work alter the other employees had left. Among those who considered normal working hours to he their most productive, 75% favored mornings over afternoons. 115% of those surveyed said that they worked at home in the evenings, and 65% worked over the weekends.