7. In each of the following situations, graphically show and explain what will happen to the equilibrium price and the equilibrium quantity for a particular product, which is an inferior good. a. The population decreases and productivity increases b. Income increases and the price of inputs increase c. The number of firms in the market decreases and income decreases d. Consumer preference decreases and the expected future price increases e. The price of a substitute in consumption increases and the price of a substitute in production increases

In the fall, jay thompson decided to live in a university dormitory. he signed a dorm contract under which he was obligated to pay the room rent for the full college year. one clause stated that if he moved out during the year, he could sell his dorm contract to another student who would move into the dormitory as his replacement. the dorm cost was $5000 for the two semesters, which jay had already paid a month after he moved into the dorm, he decided he would prefer to live in an apartment. that week, after some searching for a replacement to fulfill his dorm contract, jay had two offers. one student offered to move in immediately and to pay jay $300 per month for the eight remaining months of the school year. a second student offered to move in the second semester and pay $2500 to jay. jay estimates his food cost per month is $500 if he lives in the dorm and $450 if he lives in an apartment with three other students. his share of the apartment rent and utilities will be $404 per month. assume each semester is 4.5 months long. disregard the small differences in the timing of the disbursements or receipts. what is the cost of the cheapest alternative?

Gus needs to purée his soup while it's still in the pot. what is the best tool for him to use? a. potato masher b. immersion blender c. rotary mixer d. whisk

At present, the united states has an embargo against north korea because a. the two countries have extremely poor political relations. b. north korea will not adopt a capitalist government. c. north korean products are too difficult to use. d. north korea has an embargo on american products. e. products from north korea are in higher demand than american-made products.