Not so long ago ... The volcanic ash crisis nearly pushed the company over the financial edge, a significant number of crew offered, without hesitation, to work a couple of days for free, in a bid to stave off the alternative. A gesture, which might not have made much difference to the balance sheet, but an honest bit of goodwill all the same.
In return, nothing, zilch, zero. If you bump into the owners be prepared for abrupt motivational greetings, you can almost smell the loathing - "I'm the man who pays your wages", "Don't loiter in the office, you make the place look untidy" and other such niceties.