> This allowed the company to use aggressive pricing to push out the competition.

The consumers got the lowest prices.

Standard was notorious for price gouging and using those profits to buy their way into other markets.

Any other examples?

Until the last competitors are forced out of the market; after that, it's just providing the shittiest service possible without it being clearly fraud, priced at the maximum the market can bear.

Agreed. But doing that invities new entrants into the market, which provodes competition and forces efficiencies back into the market. It is cyclical, and barriers to entry tend to help the inefficient incumbent.