Is a long term (20-30 years) investment in SP500 a good idea at current PE levels?

http://ift.tt/1arzpPe pretty scary seeing how we are reaching very high historic PE levels.

Would you guys wait a bit or invest over a 6-12 month period to dollar cost average?

Submitted June 11, 2017 at 05:39PM by ratatata172 http://ift.tt/2sRW8EL