Dorothy Santosuosso does a lot of investing in the stock market and is a frequent user of​ stock-index options. She is convinced that the market is about to undergo a broad retreat and has decided to buy a put option on the​ S&P 100 Index. The put carries a strike price of and is quoted in the financial press at . Although the​ S&P Index of 100 stocks is currently at ​, Dorothy thinks it will drop to by the expiration date on the option. How much profit will she​ make, and what will be her holding period return if she is​ right? How much will she lose if the​ S&P 100 goes up​ (rather than​ down) by points and reaches by the date of​ expiration?

8. agreement and disagreement among economists suppose that bob, an economist from a university in arizona, and cho, an economist from a public television program, are arguing over saving incentives. the following dialogue shows an excerpt from their debate: cho: i think it's safe to say that, in general, the savings rate of households in today's economy is much lower than it really needs to be to sustain an improvement in living standards. bob: i think a switch from the income tax to a consumption tax would bring growth in living standards. cho: you really think households would change their saving behavior enough in response to this to make a difference? because i don't. the disagreement between these economists is most likely due to . despite their differences, with which proposition are two economists chosen at random most likely to agree? rent ceilings reduce the quantity and quality of available housing. immigrants receive more in government benefits than they contribute in taxes. having a single income tax rate would improve economic performance.