Answer: correct evaluation and medium of exchange etc.
Explanation: The main problem with the barter system is that it would be hard to value the goods or services that the parties are exchanging. In the given case, it would be hard to value how many car washes would be equal to a paint of house.
Also finding someone who is willing to paint house in exchange of car washes is another difficult task.
Helpful to businesses, but not particularly helpful in making personal buying decisions.
The answer is D. Imitable products and servicesd
The space between the buyer’s reservation price and the seller’s reservation price is called the Total surplus.
What is reservation price for buyer?
A reserve price or reservation price is a word frequently used in auctions and refers to the lowest amount a seller will accept as a successful bid. An alternate, less well-known definition is the highest price a customer will pay for a good or service.
What is producers reservation price?
The minimal price that buyers and sellers are ready to accept in order to buy or sell a good is known as the reservation price. It is the highest price a potential buyer or consumer is willing to pay for a good; for a seller or producer, it is the lowest price they are willing to accept.
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Answer:
D. Using customer's past purchase history to send information about related products and services the customer may be interested in
Explanation:
Data mining is the process whereby large pre existing databases are examined with the aim of generating new information. It is the extraction of usable data from a larger set of data. Company usually use this process to turn raw data into useful information that can be applied to their daily activities.
In the case of marketing, data mining helps in extracting useful information from a customer's purchase history in order to identify useful information on goods or services the customer may be interested in or attracted to.