More disposable income usually translates into more travel and leisure, and you can see the woes of Europea crisis reflected in these rankings. This is already affecting domestic European leisure travel and will continue to short to medium term.
It seems that everyone these last few months wants to get a few million out of Nigeria. But while the crackdown is producing some nice anecdotes, the airport can't be the only organization trying to halt illegal money movements.
Numbers were more positive this year, but the survey respondents almost unanimously agreed that line staff were underpaid and that the blame for the lower wages was due to hotel owners being reluctant to raise wages.