Is there no direct logical correlation between 'Many are based on industry-recognized models such as the Constructive Cost Model (COCOMO), PRICE, Putnam, and Jensen.' and 'Many are said to be based on models such as the Constructive Cost Model.', indicating neutrality?
Many are based on industry-recognized models such as the Constructive Cost Model (COCOMO), PRICE, Putnam, and Jensen.###Many are said to be based on models such as the Constructive Cost Model.