It's pretty easy to find research coming to a different conclusion than the Card/Kreuger paper that most pro-minimum-wage-increase people cite: http://gregmankiw.blogspot.com/2006/06/sperling-on-minimum-w... http://cafehayek.com/2009/09/new-study-casts-doubt-on-card-k... http://rjwaldmann.blogspot.com/2009/12/in-which-i-disagree-w... But the best reasoning I've seen on the subject is Bryan Caplan's: "Suppose you have…
It's usually riddled with methodological flaws, however, or not in the slightest bit empirical (as your last link so perfectly demonstrates - the guy doesn't even WANT empirical data!).
Neumark/Wascher, while empirical, was a crock of shit that restricted and modified Card/Krueger's data set in an attempt to change the outcome.
Card/Krueger has also, incidentally, been repeated across multiple state borders and has held up.
Of course there is a very good reason why there is a consistent effort to push the idea that hiking the minimum wage causes unemployment despite it being clearly false...
It's SAVAGE towards profits:
http://164.36.50.178/lowpay/research/pdf/NMW_profits_and_pri...
This is why Mankiw and other intellectual frauds in the hock of corporate lobbyists will always push this lie.