Katla, subglacial volcano, southern Iceland, located underneath MÃ½rdalsjÃ¶kull (MÃ½rdals Glacier). Katlaâs summit sits at 4,961 feet (1,512 metres) above sea level, and its oval caldera is about 6 miles (10 km) across at its widest. Katla is one of Icelandâs most active volcanoes, having erupted at least 20 times since the year 1100. Some of these eruptions have been preceded by or occurred simultaneously with eruptions of EyjafjallajÃ¶kull volcano, located some 15.5 miles (25 km) to the west. Volcanoes and glaciers of Iceland.
How it works (Example): The formula for calculating operating income is: Operating Income = Revenue - Cost of Goods Sold (COGS), Labor, and other day-to-day expenses. Operating income is also called Earnings Before Interest and Taxes (EBIT). It is important to understand what expenses are included and excluded when calculating operating income.
What is 'Operating Income'. Operating income is an accounting figure that measures the amount of profit realized from a business's operations, after deducting operating expenses such as cost of goods sold (COGS), wages and depreciation.