What’s ‘normal’? Pew Research data on political polarization in the U.S. (full report here http://www.people-press.org/interactives/political-polarization-1994-2017/).
A very dramatic drift toward the tails of the original distributions for both the Republicans and the Democrats, and, associated with this, an effective collapse in the numbers of the U.S. voters in the overlapping/shared position.
Removing the potential filter for political affiliation skewing the results:
Liquidity moves markets!Click here to learn how you can follow the money.
Looking at pure preferences (excluding party identification), there has been a flattening (left-skewed) of public preferences spectrum. This also is consistent with growing polatization, but it is also consistent with increasing support by the voters for Extreme-Left and Left positions. The Center worldview has diminished substantially.
You can read my view on longer term trends and drivers for this dynamic here: https://papers.ssrn.com/sol3/papers.cfm?abstract_id=3033949.
Wall Street Examiner Disclosure:Lee Adler, The Wall Street Examiner reposts third party content with the permission of the publisher. I am a contractor for Money Map Press, publisher of Money Morning, Sure Money, and other information products. I curate posts here on the basis of whether they represent an interesting and logical point of view, that may or may not agree with my own views. Some of the content includes the original publisher's promotional messages. In some cases I receive promotional consideration on a contingent basis, when paid subscriptions result. The opinions expressed in these reposts are not those of the Wall Street Examiner or Lee Adler, unless authored by me, under my byline. No endorsement of third party content is either expressed or implied by posting the content. Do your own due diligence when considering the offerings of information providers.