'In Paris, the ideal of urban transformation clearly resonated with voters'
Tomas Kauer - International News Writer and Moderator 
Emmanuel Grégoire, the Socialist mayor-elect at the head of a left-wing and environmentalist coalition, now faces two main challenges: responding to the anxiety of Parisians who fear being driven out of their city by the high cost of living and pursuing a policy of solidarity with Greater Paris, writes economist Frédéric Gilli.
