One of the habits Donald Trump has which you should emulate is reading newspaper everyday. If you are a businessman or investor, you should cultivate this habit of reading newspaper everyday. Of course, don't do it for fun only. Economy is like a giant living organism, when one part of it is affected, be aware that some area of the business will be affected. One example of this is the oil crisis, the other area of economy was also be affected like the transportation and other products that used oil to deliver or transport.
Though right now there are many ways to know about what is going on in the world like Internet, Television and Radio but Newspaper still one of the best source of News today. Reading or watching TV is a must if you want to earn money in Stock Market. I am talking here about people who are expert in Stock Market. If you are newbie then learn the in and out of it to about losing money. Investing in Stock is one way of how to make money but this is a risky way to earn money.