Federal judges are appointed for life. congress cannot remove them unless they violate a law (which almost never happens). congress cannot restrict a judge or even lower his or her salary. why are judge's given this job security?

What do sellers do if they expect the price of goods they have for sale to increase dramatically in the near future? store the goods indefinitely regardless of when the price rises store the goods until the price rises and then try to sell them sell the goods now and try to invest the money instead of resupplying sell the goods now but try to get the higher price for them