The trifecta of social mobility, equality of opportunity and meritocracy

...if social positions were allocated at random we'd have social mobility and equality of opportunity but not meritocracy. If there were different chances of success, we'd have social mobility but not equality of opportunity and maybe meritocracy or not depending upon how jobs were allocated. And if jobs were allocated by merit, and merit were 100% heritable, we'd have meritocracy but not social mobility.

Read it at Stumbling and Mumbling
Is Equal Opportunity Feasible?

by Chris Dillow | Investors Chronicle (UK)