by Patrick Appel
Tyler Cowen's answer:
First, and most important, median household income has been stagnant for the last 10 years. Yet there are many new attractive goods and services, including iPads, fun vacations and high-speed Internet access. There are also costly emergencies and commitments when it comes to health care and education, two areas which have seen high rates of inflation over the last decade. It’s hard to save money under those circumstances.
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