Which of the following are examples of automatic stabilizers? Check all that apply.

In response to the $198182$ recession, the Canadian government passed a law that lowered personal income tax rates.

As people earn higher incomes during an expansion, the progressive tax system requires them to pay higher average tax rates.

As unemployment falls during an expansion, employment insurance payments decline.

In $2001,$ partly in response to a recession, the government enacted lower income tax rates and increased tax exemptions for married couples.