In the previous chapter, we learned about investment portfolio management. We also learned some of the portfolio management techniques, such as the Markowitz mean-variance model and the Treynor–Black model for portfolio construction. We also learned about how to predict a trend for a security. So, the previous chapter was based on the buy side of a market. It depicted the behavior of portfolio managers or asset managers.

In this chapter, we will look at the sell side of the market. We will understand the behavior of the counterpart of the portfolio managers. Sell side refers to securities firms/investment banks and their main services, including sales, trading, and research. Sales refers to the marketing of securities to inform investors about the securities available for selling. Trading refers to the services that investors use to buy and sell off...