Which markets exhibit this kind of trend in Google searches?
Note: the graph shows not just an upward heartbeat spike each January but a marked depression in November and December.
Here’s?a (self-promotional) hint.
Can you conjure a?Google trend with a countercyclical pattern (that is, with elevated searching before the New Year but lower than average levels in January)?
(HT:?Joshua Gans)
and 
. You can also watch it on 
https://www.google.com/trends?q=egg+nog+recipe&ctab=0&geo=all&date=all&sort=0
Egg Nog Recipe
Countercyclical: Poinsettia
Sure, no problem:
http://www.google.com/trends?q=cookie+recipe&ctab=0&geo=all&date=all&sort=0
A counter-cyclical trend spiking in December has, for the past few years, been “Chia”: http://www.google.com/trends?q=Chia
countercyclical: shopping
For the counter-cyclical – “Champagne”
The problem I’m finding with using holiday terms — Christmas, Christmas tree, Hanukkah, Kwanzaa — for the countercyclical example is that you’ve specified the bottom of the cycle must be in January, and these seem to bottom a bit later in the year.
If you’re willing to take an example that peaks in November but has a secondary spike in December, TURKEY seems to have its true bottom on searches in January, presumably because by then, nobody can bear to think about it any more.
Christmas trees