Congress and the President had trouble finding common ground on the budget, and Congress refused to increase the debt limit without some move toward fiscal health.

FORBES: Sequester and the Economic Forecast: Not Much Impact

In the court of common sense, the ban is similarly in trouble.

FORBES: NYC Department of Health Supersizes Government, Approves Sugary Beverage Ban

More common were the stories of trouble.

CNN: John Phillips had checkered, sometimes sordid, life

But the most common mistake of people who have trouble paying off student loans is failing to understand what they're getting into, even overlooking details as basic as the interest rate and the consequences of missing a payment.

WSJ: A Lesson in Finance

Imitation is a common source of trouble and loss in the market for contemporary Chinese art.

FORBES: Four Tips On How To Approach China's Art Boom

If acts that were both costly and purely selfless were common, outside the family or other close relationships, economics would be in trouble.

ECONOMIST: The benevolence of self-interest | The

If Microsoft is indeed jealous of Apple, the company can count on having at least one thing in common: an engineer who apparently has trouble keeping secrets to himself.

FORBES: With 'Windows 8' Leak, Microsoft Gets Its Very Own Gray Powell

The UK has welcomed plans set out by the European Commission to move towards a common "banking union" across the eurozone - which could allow central authorities to intervene before a bank gets into trouble to prevent taxpayers having to bail it out later on.

BBC: UK Politics