I hate to say it, but I think there might be something to what he is saying. People do act based on expectation, and people are (rightly or wrongly) expecting this Congress to be more economy and taxpayer friendly.
Remember how the stock market tanked after ObaMao was elected and before he even took office?
If they start whacking away at the EPA, Education, etc., then maybe.
Boehner's not going to stand up against anybody but the Tea Party and the like.