The Dakota in the Upper West Side (Source: StreetEasy)

Mired in an economic crisis, Portugal is selling off its assets, including an eight-room co-op at the Dakota at 1 West 72nd Street that the country has owned for 40-plus years, according to the New York Post. [more]

Jann Wenner and 37 West 70th Street (credit PropertyShark)

The ex-wife of Rolling Stone founder Jann Wenner is finally offloading her Upper West Side townhouse — more than a year after she decided to offload her husband. [more]

Kathy Sloane, a co-op at 740 Park that she sold for $52.5 million

Long plagued by tax troubles, luxury real estate broker Kathy Sloane of Brown Harris Stevens has been slapped with more than $730,000 in liens from the Internal Revenue Service. [more]

Average and median price of a Hamptons home (Image courtesy the Corcoran Group)

If the Hamptons real estate market celebrated the end of last year with a boom — as high-end homebuyers rushed to complete deals before capital gains tax rates spiked at the start of 2013 — then the last three months must have felt like a hangover. Home sales and prices in the tony enclave plummeted in the first quarter of this year, according to reports released today by the area’s largest residential brokerages. [more]

Brown Harris Stevens Development Marketing President Stephen Kliegerman and the Dillon

The Dillon condominium in Hell’s Kitchen is now fully sold out, according to an announcement today from Brown Harris Stevens, the building’s marketing agents. The seven-story, 83-unit building at 425 West 53rd Street was developed by SDS Procida Development Group and designed by Smith-Miller and Hawkinson Architects.  [more]

Manhattan apartment contracts signed (Courtesy: the Corcoran Group)

Manhattan apartment prices held steady in the first quarter of 2013, while inventory continued to plummet dramatically during the same period, according to a quarterly market report released today by Douglas Elliman. The average sales price in the quarter was $1.35 million, rising just 1 percent year-over-year, the report says. Overall, 2,457 units were sold in the first quarter of 2013, up 6.3 percent from the first quarter of 2012 when 2,311 units sold, according to the report. [more]

From left: Kyle Blackmon, Andrew Rosen and photographs of the unit’s interior

Andrew Rosen, the founder of the Theory fashion label, sold his 4,266-square-foot duplex condominium at the Trump International Tower for $15.6 million, according to records filed with the city yesterday. [more]

Shlomi Reuveni of Brown Harris Stevens and  a rendering of the Renwick Modern

Renwick Modern, a new luxury residential condominium near Hudson Square, is preparing to launch sales, the development team comprised of DelShah Capital and On The Level Enterprises announced today. The 12-story, Philip Johnson/Alan Ritchie Architects-designed building, at 22 Renwick Street, will be marketed exclusively by Brown Harris Stevens Select. [more]

From left: the exterior of 535 West End Avenue, Atoosa Rubenstein and the interior of the unit

Former women’s magazine maven Atoosa Rubenstein and her securities trader husband have purchased one of the last remaining sponsor units at Extell Development’s 535 West End Avenue, according to records filed with the city today. The five-bedroom, five-bathroom spread — the last of the “A” line, per the listing — went for $8.9 million, about $500,000 less than the last asking price, according to Streeteasy.com. [more]

Fourth quarter apartment sales in Brooklyn (graphic courtesy: the Corcoran Group)

Housing inventory in the outer boroughs continues to drop, sending prices up sharply in Brooklyn and moderately in Queens, according to Douglas Elliman’s fourth quarter market report, released today. However, rising prices should not be seen as the harbinger of a full-scale recovery, since they are propelled by “artificial” constraints, like extremely low interest rates and a lack of new construction hitting the market, said Jonathan Miller, president of Miller Samuel and author of the report. [more]