Answer:
Explanation:
We need them because each currency up or down movement against every other currency may be different at different times. This allows each country to adjust its standard of living according to how its currency is fairing against the currencies of its major trading partners.
Answer:
option b is your answer
that is 5he correct answer
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<span>Because "the males have stressful life events in addition to less coping style".</span>
<span>Depression</span><span> is a typical and serious medicinal disease that adversely
influences how an individual feels, the way s/he thinks and how they act.
Luckily, it is additionally treatable. Depression<span> causes sentiments of bitterness or potentially lost
enthusiasm for exercises once delighted in. </span></span>
The theory of<u> </u><u>rational expectations</u> assumes that individuals will use all information available to them to form the most accurate possible expectations about the future.
The rational expectations theory posits that individuals base their choices on human rationality, facts available to them, and they're beyond stories. The rational expectancies idea is a concept and principle used in macroeconomics.
In economics, "rational expectations" are model-steady expectations, in that retailers within the version are assumed to "know the model" and on common take the model's predictions as valid. Rational expectancies ensure inner consistency in fashions related to uncertainty.
The rational expectations hypothesis implies that all financial dealers (companies and laborers) can foresee and expect long-run financial improvement. It's far assumed that they understand how the version works and that there may be no asymmetry of facts.
Learn more about rational expectations here brainly.com/question/16992107
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