You've to be careful how you express yourself sometimes. Re-reading my post of yesterday, I see I gave the impression I'd never heard of the economist, Keynes. By Milton Keynes, I meant that I took that to be the 'area' in the clue. I'm occasionally daft but not always. Anyway, to today's puzzle...
Show love? Could be lost cause as it hasn't succeeded = osculate. An anagram but I can't see how the 2nd S is discarded from Lost Cause.
Bird's big victim = osprey. Am I right in thinking that OS is 'outsize' (big)?