Question 18 2 pts Which of the following is the least plausible explanation for the existence of the bid-ask spread? Dealers require compensation because the potential profits from facilitating market trades are much smaller than alternative investments in the economy Dealers require compensation for bearing fixed order processing costs. Dealers require compensation since they have imperfect information about the true value of assets, whereas they might trade with an investor who possesses superior Information Dealers require compensation for bearing the risk of holding illiquid assets in inventory Dealers require compensation for bearing the risk of adverse price movements on their inventory Question 19 2 pts Which of the following is not a characteristic of money market securities? Simple interest conventions are used. There is never any default risk Original maturity at issuance is always less than one year. The banker's year (360 days) is used by convention Structured as pure discount bonds