One reason for computing the logarithms (In), or changes in logarithms, of economic time series Y,} is that:

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One reason for computing the logarithms (In), or changes in logarithms, of economic time series
{Yt}
is that:
a. logarithm of
Yt
is more likely to be stationary than Y..
b. researchers want to approximate the percentage change of Y,
O c. Y often gets very large.
t
d. Y, is hardly ever negative.
Transcribed Image Text:One reason for computing the logarithms (In), or changes in logarithms, of economic time series {Yt} is that: a. logarithm of Yt is more likely to be stationary than Y.. b. researchers want to approximate the percentage change of Y, O c. Y often gets very large. t d. Y, is hardly ever negative.
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