When brokers list a property for sale, they often look at other comparable homes in the market to get a starting list price. But when Misha Haghani, principal of Paramount Realty USA, a New York City-based auction company, set out to get a "comp" for a Taos luxury ranch that was hitting the auction block, Haghani said he had to expand his comp search beyond Taos and even New Mexico.
That's because Paramount Realty USA was looking to auction off Blackstone Ranch, a 190-acre luxury estate previously…