大象传媒

After the controversial referendum in Crimea, can the west impose effective sanctions on Russia? Petr Baron, a Russian businessman with interests in Ukraine says not, because the self-inflicted economic damage on Europe would be too great. He also says that economically Crimea would not be a great loss for Ukraine, though there would be transitional costs for his own business.

The price of copper has been hitting lows. Simona Gambarini from ETF Securities says it has a lot to do with developments in China, especially the recent default on a corporate bond - the first time it has happened in China.

And Lucy Kellaway of the Financial Times looks at the role of chat in the office - does it help you get ahead in your career?