The Economist on the number of millionaires (by
country):
“… wealth is a confused topic. It has grown a lot
because low interest rates have increased asset prices. Moreover, it is tied up
in retirement savings as well as varying degrees of social insurance. …
Credit Suisse reckons that the share of wealth owned
by the richest 1% of adults declined slightly in the years before the crisis,
but has grown since then. They now own 45% of the world’s wealth, the bank says;
the wealthiest 10% have 82%. The bottom 50% account for less than 1%.”
The richest 10% of households now represent 70% of
all U.S. wealth
The top 1% income earners by state: Here's how much
you need to make to qualify