The stock market is hitting record highs.

Bank profits have reached their highest levels in years.

The market for luxury goods is rebounding.

Bloomberg News reported in August, “Sales of homes priced at more than $1 million jumped an average 37 percent in 2013’s first half from a year earlier to the highest level since 2007, according to DataQuick.”

A report last week in The New York Times says that developers are turning 57th Street in Manhattan into “Billionaires’ Row,” with apartments selling for north of $90 million each.

And there’s no shortage of billionaires. Forbes’s list of the world’s billionaires has added more than 200 names since 2012 and is now at 1,426. The United States once again leads the list, with 442 billionaires.