Here's a look at how discount brokers make their money, with HN comment for good measure. https://news.ycombinator.com/item?id=20276551 https://news.ycombinato

Here's a look at how discount brokers make their money, with HN comment for good measure. https://news.ycombinator.com/item?id=20276551 https://news.ycombinator.com/item?id=20276551