Before revision:  However, there seems to be no satisfactory answer, in conventional economic theories and models, to the fundamental question of what kind of pay distribution we ought to see in a free market environment , at least under ideal conditions  .
After revision:  However, there seems to be no satisfactory answer, in conventional economic theories and models, to the fundamental question of what kind of pay distribution we ought to see in a free market environment , at least under ideal conditions , in a free market environment and whether this distribution is fair .