Forbes.com lists the ten most expensive homes in America at www.forbes.com/homes. This year’s group has a range of asking prices from $65 million to $150 million. The average price is $88.5 million. There are five newcomers to the list, the rest have been on the market for several years. By contrast, my luxury home listings in Las Vegas range from $550,000 to $13.85 million. This year the most expensive homes on the market are commanding higher prices, on average, than last year. The bold pricing suggests seller confidence in the upper stratosphere of real estate. The coasts dominate the list, with four homes in California and three in New York.