You could earn in both bull or bear market if you have good knowledge and experience.In other wards If you carefully study and invest you can win even in falling market.
The overall market is made up of millions of investors and traders. A stock exchange provides a platform where such trading can be easily conducted by matching buyers and sellers of stocks.
The thousands of transactions that occur as these investors and traders convert their intentions to actions by buying and/or selling a stock cause minute-by-minute gyrations in it over the course of a trading day.
If there are more buyers for a specific stock than there are sellers of it, the stock price will go up. If there are more sellers of the stock than buyers, the price will come down.
Most traders will admit that there are no certainties when it comes to predicting exact price movements. it’s all about determining probabilities and taking trades when the odds are in your favor.Anyone can guess right and win every once in a while, but without risk management it is virtually impossible to remain profitable over time. It takes years to understand investing, and no one fully knows exactly what's happening all the time. One of the secrets to investing is learning your own trading method(s) that work for you.
Good luck and safe trading!