Before revision:  We also find fair in-processors to deliver a good balance between profit and fairness . More generally, we show that algorithmic discrimination can be reduced to a reasonable level at a relatively low cost  .
After revision:  We also find fair in-processors to deliver a good balance between profit and fairness . More generally, we show that algorithmic discrimination can be reduced to a reasonable level at a relatively low cost . The codes corresponding to the paper are available on GitHub .