It can be easier to get people to do what you want not by threatening sanctions but through persuasion. Nudge theory is about influencing decision-making through positive reinforcement and indirect suggestions. It is popular in behavioral economics.

The EU grants Least Developed Countries duty-free access to its market under the Everything But Arms scheme. Cambodia is among those nations. But the EU is concerned about human rights and democracy there and is reviewing its preferential trade status.

We discuss global trade and sanctions with Frank Sportolari, head of UPS Germany and president of the American Chamber of Commerce in Germany

Parents withhold benefits from kids to teach them a lesson; states and international bodies do the same with other states. What do such sanctions amount to and do they work?

In 2014 Russia annexed Crimea. The European Union imposed trade and finance sanctions in response. They have not caused Vladimir Putin to change his ways; they have, however, hit the exports of German engineering companies and Russian farmers.

Geraint Anderson hit the headlines as "Cityboy" during the financial crisis. He provided an insider’s account of life in London’s banking district, reporting on reckless trading and cocaine-fueled orgies - and how he departed in 2008.

Hardly any other presenter at DW is as distinguished as Gerhard Elfers - both in appearance and attitude. But a look behind the scenes shows that sometimes things can go awry for him too.

Geraint Anderson gives us the low-down. He worked in the City of London for major banks, making lots of money, until the financial crisis hit in 2008. His 'Cityboy' books offer a lurid insider account of reckless trading and cocaine-fueled orgies.

Companies, politicians, ordinary citizens can all fall for deceptions and succumb to delusions. What illusions bedevil the economy? We review the history from Plato’s allegory of the cave to government failure to company strategies that don't pan out.

Japanese society is still largely governed by traditional assumptions. Asuka Otani is challenging those attitudes with gender neutral underwear. We meet the young entrepreneur.