The primary factor that defines compensation is competition; the market-clearing wage is a supply/demand thing - ask yourself whether junior developer productivity is that much higher now than a few years ago despite soaring pay.
Your value-added just represents a ceiling on how much its rational to pay you in some sort of vague career-adjusted terms; the vast majority of people don't even have jobs where that can be measured. Even those where it looks simple (say, sales) are actually much harder than you'd think.
Your value-added just represents a ceiling on how much its rational to pay you in some sort of vague career-adjusted terms; the vast majority of people don't even have jobs where that can be measured. Even those where it looks simple (say, sales) are actually much harder than you'd think.