A linguistic success for Occupy Wall Street, and more

A linguistic success for Occupy Wall StreetSince the beginning of the Occupy Wall Street protest, published mentions of the term “income inequality” have increased more than fivefold. There were 500 instances of the term last week, according to a survey of print articles, Web stories, and broadcast transcripts, compared with just 91 the week before the protests began.Politico.com

The cost of Guantánamo BayTaxpayers spend $800,000 a year to house each prisoner at Guantánamo Bay—30 times what it costs to keep a prisoner on U.S. soil.The Miami Herald

Oklahoma's seismic scaresOklahoma had an average of about six small earthquakes a year, until 2009, when there were 50. Last year, there were 1,047, and on Nov. 5, the state was rocked by a magnitude 5.6 quake. Residents are now asking whether Oklahoma’s 185,000 drilling wells—particularly those used in fracking—are contributing to the burst of seismic activity.Los Angeles Times

For rent: St. James Palace and Leeds CastleWith the British government cutting back on financial support to the royal family, the royals are renting out portions of St. James Palace and Leeds Castle in Kent to corporations for next summer’s Olympic Games in London. Prices start at $45,000 a day.London Daily Mail

A new drug habit among Americans? Americans last year filled 254 million prescriptions for pain-killing opioid drugs such as OxyContin and Percocet—enough to medicate every American adult around the clock for a month.Fortune