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Mmm there is a definate term for it. (Bednobs - in our company we have parking spaces - those who don't have one have to park way up the road and walk in - as its a cost already it costs the company nothing to allocate it as a perk. Same goes for the extra half hour now and then. I still have to do my work - I just work faster :-) )
Cheers anyway guys - I will have to keep on searching. Its a term I 'remember' using from my economics/business courses. Just escapes me at the mo..
xx