Modern liberalism is based on the idea that reality is obligated to conform to one's beliefs because; "I have the right to believe whatever I want".
"Everything the State says is a lie, and everything it has it has stolen.
-Friedrich Nietzsche
"Every time something really bad happens, people cry out for safety, and the government answers by taking rights away from good people."
-Penn Jillette
A World Without Guns <- Great Read!
Wishful thinking, but that's working on the assumption that liberals are keen enough on learning that lesson... Scientists have concluded that the logic and reasoning portion of the Liberal Brain is grossly underdeveloped. Look at what they're doing to the school system in America: "Throwing money at the problem isn't fixing it, so we'll just throw more money at it until it gets fixed."
"There is no news in the truth, and no truth in the news."
"The revolution will not be televised... Instead it will be filmed from multiple angles via cell phone cameras, promptly uploaded to YouTube, Tweeted about, and then shared on Facebook, pending a Wi-Fi connection."
Yes. I predict they will pass something that offers a little less than the $15 they're proposing, and when their economy fails, they will insist it was because they did not get the $15 minimum they originally wanted. They will then increase it again.
As Ronin stated, this is their plan, and it has been played many times over because it works - in the sense that they eventually get what they want in spite of the consequences of their failed ideas.