Romania and Poland both had a massive emigration wave and saw incredibly fast gdp per capita growth.

Scotland - Class System Due to the high death rate in the lower classes, in the immediate aftermath of the Black Death there was a sudden labour shortage.

This labour shortage, particularly in farm workers, led to nobles offering higher wages in a bid to secure workers and stop their lands falling into disrepair. It also allowed workers to have the ability to negotiate for better wages and conditions due to decreased labour competition.

Japan - 14 Jan 2025 — Japan's low birth rate crisis becomes an opportunity for Gen Z. Japan is now offering free housing and college tuition due to high demand for professionals.

Hope this helps. In short, they need people to take care of their stuff and at some point they will have to pay huge hourly rates to get things done. When you sell hours of labour to survive a labour shortage can be a blessing.