You have to spend 9 or 19 to buy a financial and business class. It does not count the IQ tax. It has some basic knowledge of financial business, either from Rich Dad Poor Dad, Puppy Money, or The Road to Financial Freedom. Popular financial management books like these contain some of the most basic financial knowledge: what is a fund, how to invest, what is financial management, what financial products are there, how to trade stocks, etc. These are all common sense information. If you know nothing and haven’t studied or studied, it’s normal to spend some money, but you won’t need much money, 100 or 200 at most is enough.

But if you have seen the advertisement and want to make a fortune from this kind of course, and you don’t have the money to pay thousands or tens of thousands to study through online loans, credit cards, installment payments or borrowing money, then you can It’s really an IQ tax.

The content of all financial and business courses on the market can basically be found in various financial management books, and these books are more comprehensive and systematic. If you read a few good books carefully, you can basically understand all the knowledge. It doesn't cost much, just a few dozen or 100 or 200 yuan is enough. But if you don’t have a reading habit or want to save time and energy, spending a little money to take financial and business courses is not considered an IQ tax.