Sentence:  There is some reality to this ; the Commission on Race and Housing concluded that `` there is no reason to believe that real estate men <WSD>are</WSD> either more or less racially prejudiced , on the whole , than any other segment of the American population '' . 
Meaning of the word marked with <WSD> tags:  have the quality of being; (copula, used with an adjective or a predicate noun)