Singapore and Zurich surpass New York to become the world's most expensive cities
Singapore regained the top ranking for the ninth time in the past 11 years
The city state has the world's highest transport prices
and is amongst the most expensive for clothing, groceries and alcohol
Zurich's rise reflects the strength of the Swiss franc
Geneva and New York tied for third place while Hong Kong was fifth
Some Chinese cities have fallen in the rankings with Beijing among the biggest movers
Asia continues to see relatively lower price increases on average compared to other regions
