Marking to market is the process by which the clearing house of an exchange

a. debits and credits the losses and profits to the margin accounts from the daily price changes of futures prices;
b. closes the contract, and opens a new one at the new price forces the investor to go long the currency
c. allows the market forces to affect daily prices
d. until the expiration date closes the old contract and sets the price of a new contract a zero

Policymakers are provided data about the private and social benefits of a good being sold in the market. quantity private mb ($) social mb ($) 6 6 9 7 4 7 8 2 5 9 0 3 what is the size of the externality? if the externality is positive, enter a positive number. if negative, make it a negative number. $ given this data, policymakers must decide whether to address the associated externality with a subsidy or a tax. as their economic consultant, which of the two policy tools would you recommend? a subsidy a tax

Intronix uses copy editors, computer graphics specialists, and java programmers to produce ads for magazines and the internet. the average new ad for magazines typically requires 180 hours of a copy editor's time and 135 hours of a computer graphics specialist's time, whereas ads produced for the internet require 35 hours of copy editor time, 195 hours of computer graphics time, and 60 hours of a java programmer's time. lassie food, a dog food manufacturer, has hired intronix to produce ads in the next four week. although currently it considers magazine ads 3 times more valuable than internet ads, it still wishes to have at least 2 of each produced within the next four weeks. intronix has assigned up to 3 copy editors, 4 computer graphics specialists, and 1 java programmer, each committed to work up to 70 hours per week on the project. how many of each type of ad should be produced to maximize the overall value to lassie foods

If a seller prepaid the taxes of $4,400 and the closing is set for may 19, using the 12 month/30 day method what will the buyer owe the seller as prorated taxes?