In a well-functioning market every vendor would be frantically scrambling to improve value minus cost, because the delta between the two is the upper bound on t

In a well-functioning market every vendor would be frantically scrambling to improve value minus cost, because the delta between the two is the upper bound on their profit. But being in a market with very few competitors and ridiculously high barriers to entry gives Intel the luxury of incurring minor costs to decrease the value they offer, without seeing anyone immediately undercut them on it. If you could run a chip fab in your garage, you wouldn't see price discrimination ploys succeeding.