Interesting essay samples and examples on: https://essays.io/dissertation-examples-samples/
The Economic Policy Institute has created an interactive state-by-state analysis of the cost of high-quality early childhood education.
At present, most ECE workers/teachers are grossly underpaid, some well below the poverty line.
It is fair to assume that policymakers today are unlikely to pay the cost of high-quality ECE. In many states, and at the federal level, policymakers do not believe in investing in the future. They prefer to give tax cuts to the wealthiest people and to corporations.
Consult the EPI website to see what it would cost your state to have first-rate ECE: