There are two cultures: 1) Make as much money as possible out of the punters passing through 2) The British drinking culture that sees people drunk in the streets of towns every week.
This issue is not going to be changed by ANY sort of inquiry. For an 'Aviation Minister' (newly appointed or not) this is a teeny-tiny problem. There are real problems of runways and fatigue of flight crew to be tackled. This is being done to impress the Daily Fail.