Meaning: Affecting things past. Synonyms: ex post facto; retro; retroactive. Context examples: retroactive tax increase / an ex-post-facto law / retro pay. Similar: retrospective (concerned with or related to the past)
The 15 Biggest Energy Companies In The World. Platts, an energy research agency, has released its list of 250 Global Energy Rankings. We've got the top 15 for you right here. Platts constructed their list by comparing individual companies' assets, revenue, profits, and return on investment capital. All of the them are huge â worth more than $3.5 billion. There are some stawarts on the list. Exxon Mobile, for example, has maintained its 2010 #1 spot.
The 10 biggest U.S. electric utilities visualized. Duke Energy's merger with Progress Energy, completed in July 2012, created the largest electric utility in the United States. In fact, two of the three largest U.S. utilities are the result of recent mergers. Exelon, third on the list of the 10 biggest U.S. utilities, merged with Constellation Energy in March 2012. Duke will now service 7 million retail customers across six states.