There's a couple layers of economics involved here. There's supply/demand for employees/jobs. Fewer employees and more jobs mean higher wages. But there's al

There's a couple layers of economics involved here. There's supply/demand for employees/jobs. Fewer employees and more jobs mean higher wages. But there's also ROI. If you can sell a year of an engineer's work for $1M, the difference between $50k in comp and $100k in comp looks pretty minor compared to having them to produce that value and not.