According to University of Utah researchers, using a larger monitor could save you 2.5 hours per day.

This study below suggests that your wall LCD would do wonders in the office. I hear people turn them on the side, for a portrait display, and they can look up and down the monitor at multiple documents.

According to University of Utah researchers, using a larger monitor could save you 2.5 hours per day.

Specifically, test subjects completed everyday tasks like editing documents and massaging spreadsheets 52% faster when using a 24-inch monitor than they did with an 18-incher.

http://www.fourhourworkweek.com/blog/2008/03/15/size-does-matter-bigger-monitors-save-25-hours-a-day/