F. Thus, over time the most racially tolerant employers become a larger and larger part of the market, and racist employers are driven out of business. So the wage gap falls. H. As long as there are enough employers who care solely about money, not race, the ultimate effect is that racist employers are driven from the market, and equally-productive labor earns the same wage. Even if most people are racist, selective pressure favors non-racist employers. In other words, more greedy, less racist employers tend to drive less greedy, more racist employers out of business.
Government regulation is be necessary to sustain discrimination by profit-seeking employers.
Discrimination is much more likely to appear in the non-profit sector. All non-Asian workers have a taste for discrimination against Asians. Asian and non-Asian workers are equally productive. Labor markets are competitive and there are no anti-discrimination laws. This reduces demand for Asian labor.