No they cant' in Article III in the constitution it states that they their pay cannot be reduced while in office. congress can lower the pay of incoming judges but not ones who are already justices.
What other factors should be considered by congress in approving a justice?
Punish criminals
The US Congress sets all federal salaries including the President. (It can not reduce salaries of people already in office .)
The Judiciary Act was passed in 1789 by congress.
The congress decided to pay some of them with land
no
Members of Congress pay FICA/Medicare. They also pay health insurance premiums at rates comparable to the private sector.
The President . . .Added: . . . with the approval of Congress
congress
Any sitting president can nominate a justice for the Supreme Court, but then the justice has to be confirmed by congress. Since this is an election year, if Justice Ginsburg had to retire due to illness, it is doubtful congress would confirm anyone until after the election.
Congress decides how much they get paid.
Congress