The best replacement for employment at will is right to work.

The best alternatives to employment at will are rated as following:
★★★★★  right to work
★★★  just cause
★★  due process

Your alternative for employment at will is not listed? Suggest!
Speaking about employment at will, one probably shouldn't forget about exceptions.

Other search terms related to employment at will and their ratings are:
★★★★★ exceptions
You have in mind a companion for employment at will and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of employment at will in all years. Click on graph for more.
employment at will
right to work
just cause