It's not adversarial, it's set by market conditions. Only collusion can turn it into an adversarial matter, as seen e.g. when Big Tech CEO's were shown to have entered into a secret agreement not to poach each other's employees.
My broader point is that zero-sum sub-games don't make the entire game zero-sum.
It's not adversarial, it's set by market conditions. Only collusion can turn it into an adversarial matter, as seen e.g. when Big Tech CEO's were shown to have entered into a secret agreement not to poach each other's employees.