One Potential Problem with Cryptocurrency Is

question 40

Multiple Choice

One potential problem with cryptocurrency is

• A)the value of Bitcoin are too stable in terms of locally purchased goods and services.
• B)the value of cryptocurrencies are not controlled by any government's central bank.
• C)stores and seller accepting cryptocurrency are charged a very high transaction fee.
• D)Cryptocurrency exchanges are more subject to hacking than other systems have been.
• E)cryptocurrencies are difficult to transport from place to place.

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Definitions:

False Positives

An error in which a test incorrectly indicates the presence of a condition that is not actually there.

Type II Error

A statistical error that occurs when one fails to reject a false null hypothesis, also known as a false negative.

Difference-In-Difference

An estimator that identifies the causal effect of a treatment, like a special promotion, by comparing the periods before and after the treatment between an experimental group and a control group. The second difference is designed to remove selection bias.

Price Change

A fluctuation in the market value of goods or services.