Has trickle down economics ever been effective in improving life for the middle class? Just curious, all I can think of is the massive failure of Kansas.
Quick mod note to OP and any potential respondents: be mindful of the subreddit rules when answering here: no current events (i.e. anything after 1999), no opinion, and no soapboxing.
OP, this question is ok here, but would probably be a better fit for /r/AskEconomics