Telling Stories
My UCLA colleague Ed Leamer always
reminds me that human beings are story telling animals. Here Yale economics
professor and Nobel Laureate Robert Shiller has written a whole book on the
subject as to how convincing narratives, whether true or false, can influence
economic behavior. Some of the narratives he discusses are:
·
Housing prices
can only go up.
·
Technological
advancement leads to unemployment.
·
“New Era” booms
in the stock market.
·
Gold is the only
true store of value.
·
It is socially
unacceptable for wealthy people to be extravagant in hard times.
When these ideas go viral they obviously
can effect economic behavior. In order to track how viral an idea can be
Shiller uses the science of epidemiology to track its rise and fall counting
its appearances in publications or in the case of today how it trends over the
internet.
Although Shiller doesn’t really give us
a formal analytical framework as to how we can integrate a narrative into
making predictions about economic behavior, he certainly makes the case that
economists have to take into consideration prevailing narratives when trying to
understand the macro economy where both booms and slumps can get exaggerated by
the presence of mass psychology. This concept is far from new, but Shiller
expresses it in a different way.
The full amazon URL appears at: https://www.amazon.com/review/R4XHVF8GCEJOX/ref=pe_1098610_137716200_cm_rv_eml_rv0_rv
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