Andy Lin's Blog

What’s the credit card difference among American Express, Visa and MasterCard ? at least 8 differences

8 Differences Between American Express and Visa or MasterCard Credit Cards

American Express, one of the best investments of Buffett’s career

American Express is one of Buffett’s most successful investments

Citigroup, a downward companies

Citigroup on behalf of failed companies, Citigroup’s Growth History, The growth history of Citigroup is worth understanding by investors, especially since it was set up by a commercial bank that used to be the largest commercial bank in the world.

How does JPMorgan Chase make money?

JPMorgan Chase is named after the founder of one of the companies in the group, which has long been inseparable from the banking industry. The merger of its businesses involved many of its major competitors in the past.

The significant differences between Visa and Mastercard

The differences between Visa and Mastercard, I discussed on pages 96-99 of 2-4 in my book “The Rules of Super Growth Stocks Investing” that these two companies are a classic duopoly and both are profitable. I also wrote an article about these two companies previously on my blog. However, I am frequently asked a question by people “What is the difference between Visa and Mastercard?”

Amazon’s dominance by its economic scale, impact share price of PayPal, Affirm, Fair Isaac, Visa, and Mastercard

Why PayPal plummeted sharply by 42% from its peak?

Why PayPal plummeted sharply by 42% from its peak? PayPal last year’s share price rose 114%, but this year has fallen by 20%! And most of the decline occurred in the last three months. To put it simply, there are several reasons