• Global Payments average gross margin for 2011-11-30 was 0%, a 0% decline from 2012-02-29.
• Global Payments average gross margin for 2012-02-29 was 0%, a 0% decline from 2012-05-31.
• Global Payments average gross margin for 2012-05-31 was 0%, a 0% decline from 2012-08-31.

Gross margin can be defined as a company's total sales revenue minus its cost of goods sold, divided by the total sales revenue, expressed as a percentage.