The online version of the Prudential Douglas Elliman 2Q 2008 Hamptons/North Fork Market Overview [Miller Samuel]  is available for download.
I have been writing various incarnations of the New York regional market report series for Douglas Elliman since 1994.
…The upper price range of the housing market continues to outperform the overall housing market. In each of the past four quarters, the luxury market, defined as the upper ten percent of all sales, saw a higher year over year quarterly increase in median sales price than the overall market. The luxury market increased 10.3% in median sales price and the overall market declined 9.2% in median sales price compared to the same period last year. The market area south of the highway consistently has the highest overall prices as compared to the areas to the north and on either side of the canal. Of the four regions, only south of the highway saw an increase in median sales price of 1% as compared to the prior year quarter…
Download report: 2Q 2008 Hamptons/North Fork Market Overview [pdf]