3. Fill the Blank Questions (15pts, each question is worth 3 pts) 3.1 . is defined as selling stock to the public for the first time. 3.2 . is a graph of the yields on bonds relative to the number of years (time) to maturity. 3.3. Rather than assuming that investors are rational in traditional finance theory, borrows insights from psychology to understand how irrational conduct can be sustained over time. 3.4. Investors can easily buy market indexes for their portfolios. One way is to purchase that is an investment fund traded on stock exchanges, much like stocks. 3.5 . is a system in which a firm is oriented to serve the interests of all its customers, suppliers, employees, and local communities