The cost of living in Beirut is higher than Dubai yet the local purchasing power in Dubai is 185.86% higher than in Beirut. I looked at the items mentioned in the comparison between the two and they are generally accurate. I would add though to the utilities the generator monthly expenses which are almost twice as much as the electricity bills we pay.

Consumer Prices in Dubai are 6.55% lower than in Beirut
Consumer Prices Including Rent in Dubai are 19.05% higher than in Beirut
Rent Prices in Dubai are 76.17% higher than in Beirut
Restaurant Prices in Dubai are 14.15% lower than in Beirut
Groceries Prices in Dubai are 7.64% higher than in Beirut
Local Purchasing Power in Dubai is 185.86% higher than in Beirut

via BigSam