The euro symbol is reflected in a puddle on the cobblestone pavement outside the European Central Bank in Frankfurt. (Kai Pfaffenbach/Reuters/Kai Pfaffenbach/Reuters) Take a look Five world markets themes in the coming week Add to ... Reuters Published Monday, May. 28 2012, 3:36 PM EDT Last updated Monday, May. 28 2012, 3:36 PM EDT 0 comments Print AA The following are five big themes likely to dominate thinking of investors and traders in the coming week and the Reuters stories related to them