Carlos Slim, Mexican telecoms tycoon and the world's richest man, says people should work three days a week, but not retire until they are in their seventies. Others, including Google co-founder Larry Page, share Carlos Slim's vision of shorter work weeks, but is it a serious option for companies and workers?
Forbes' richest people: the list is out and many familiar names are on it. Not much has changed at the very top. There are a record 1,645 billionaires worldwide, with the US the top supplier.
WhatsApp is the most popular texting service in Mexico. Now Facebook declared it has a market value in the billions.
One year after the disastrous Facebook IPO, the company is making strides in mobile ad revenue, but its stock price is still far below its original IPO price. Also this week: Consumer sentiment hits six-year high; retail sales rise unexpectedly; and the world has a new (old) richest person.
The interventionist role of the military has mostly disappeared in Latin America. But the temptation of populist politics is greater than ever in some countries, while others are resisting the short-term demands of voters in favor of the long-term sustainability of society. Here's a look at six countries.