Now that the Atlanta Fed has determined that the US economy did not grow in the first quarter of the year - because, well, it snowed - even though said snow did not prevent the US from raking up $100 billion in public debt through March 30 (and likely much more, however since the US has again hit its debt ceiling we won't know the real level of US debt until some time in October), we can formally summarize the two most important changes in the US economy in the first three months of the year. Here they are.