It is that time of the year when Ukraine's parliament has its annual bust-up, this time violent scuffles broke out between ministers over a bill that would allow the use of the Russian language in courts, hospitals and other institutions, at least one lawmaker ended up in hospital.

In the countdown to the London Olympics, WSFF Chief Executive Sue Tibballs told CNBC why investors should look for opportunities in women's sport. "It is a different market to men's sport, but it is a market that is undercapitalized and represents a really amazing opportunity," she said.

Haris Lambropoulos, economics professor at Greece's University of Patras, said the recapitalization of Greek banks is "absolutely critical". "The austerity measures in Greece have created a huge social cohesion problem for the Greek people, and on top of that, Greek businesses are dying," he said.

James Price, head of international residential development at Knight Frank, told CNBC, "There are different levels in the market, for some of the more mass market homeowners overseas there may well be issues around them having to sell and get out, but in the upper end of the market there is still a lot of solidity in that."

Giles Keating, head of research at Credit Suisse (Zurich), told CNBC, "Everyone has to ask themselves what a Greek exit actually means? To my view that means the ECB no longer providing funding to the Greek banks and cutting Greece off from the euro zone payments system. Is the ECB going to do that?"

Miranda Xafa, CEO of EF Consulting, told CNBC, "Everybody wants Greece to stay in the euro zone area, including Greek voters, so hopefully that will be the outcome but technical preparations for every eventuality are necessary, unfortunately."

Tom Mundy, chief strategist at Otkritie Capital, told CNBC, "Putin starts a six year term but what is key now is that we are into a new election cycle he has a window of opportunity with still quite a lot of political capital, to enact reform in a very serious and complete manner so the question is do we believe he is serious about reform?"

Helen Zhu, chief China equity strategist at Goldman Sachs, told CNBC, "The expectations in terms of Renminbi appreciation have substantially weakened over the past months, we are starting to see quite significant volatility in terms of our next exports based on the domestic situation and the global demand picture but overall we are still looking for the currency to strengthen not weaken."

German and UK bond yields hit fresh record lows; here is some advice on how to play the fixed income markets along with a few other ideas for your trading day.