Mr. Eberle said the class provided him with invaluable advice on hiring and firing employees.
Similarly, laws in some states prohibit employers from firing employees for off-duty political activity.
Barriers to firing employees mean that employers generally take on new staff on temporary contracts.
The law prohibits private employers from firing employees for expressing political opinions or exercising constitutional rights.
Unemployment is soaring in the private sector, with seven in 10 companies currently firing employees.
French companies, faced with tough restrictions on firing employees, typically use buyouts and early retirement programs to cut jobs.
More recently, Chinese company Qingdao Airlines was accused of grounding or firing employees due to their weight.
The country's largest law firms, by contrast, have historically taken a kinder, gentler approach, rarely firing employees en masse.
At the same time, President Obama has used Bain to attack Mr. Romney, accusing the firm of firing employees at its acquired companies and sending jobs overseas.
Estonia has no tax on reinvested corporate earnings, and in contrast to most other European countries, there are few restrictions on hiring and firing employees.
The company, which practically invented the notion of using Facebook as a games platform, is firing employees, shutting games and losing players.
