In 2005, Mandy and Hal (mother and son) purchased land for $600,000 as joint tenants with right of survivorship. Of the $600,000 purchase price, Mandy provided $300,000 and Hal $300,000 (of which $200,000 had been received as a gift from Mandy). Hal dies first when the land is worth $3,000,000 .

As to the land, Hal's gross estate must include:

a. $500,000.
b. $1,500,000.
c. $2,500,000.
d. $3,000,000.
e. None of the above.

so they can see what that city is producing and to also see if they can some how get that product. like gold in africa.

answer; blank(1); /// whitelisting; blank(2); // blacklisting;

answer/// product differentiation;

answer: marginal utility of the fourth brownie is 0.

explanation: marginal utility is the addtional utility gained from the consumption of one more unit of a good. it is given by,

so, marginal utility at the 4th unit will be given by

since, the values are not given here, you can simply find marginal utility at fourth unit by subtracting total utility at 3rd unit from total utility at 4th unit.