1. The world got by in 2013 with fewer confidence-shaking moments than in prior years. But the vulnerabilities haven't disappeared. 'It's not a great story anywhere, though it's more hopeful than it has been,' said Jerry Webman, chief economist at OppenheimerFunds.
2. Here are the top 5 share repurchases authorized so far this year, according to data collected by Birinyi.
3. The Nobel Prize in chemistry was awarded to a scientist who managed to build the world’s tiniest machines out of molecules.
6. China becomes the first middle-income country to join the ranks of the world's 25 most-innovative economies, according to the Global Innovation Index (GII) released last Monday.