DEBENTURE TRUSTEE (DT)
Measure of years it takes for the price/value of a bond to be paid by its cash flows. The duration of a bond is its weighted average of times of cash flow. The weight is calculated for the present value of cash flow to the bond value. Also the duration of a bond expresses the sensitivity of the bond price to changes in the interest rate
A dealer in the securities market is an individual or firm who stands ready and willing to buy a security for its own account (at its bid price) or sell from its own account (at its ask price). A dealer seeks to profit from the spread between the bid and ask prices, while also adding liquidity to the market.