Teacher Match and Hanover Research are the companies specifically named and targeted for
marketing and selling a series of highly false assumptions about teaching and teachers, highly false claims about
value - added (
without empirical research in support), highly false assertions about how
value - added
estimates can be used for better teacher evaluation / accountability, and highly false sales pitches about what they as
value - added / research «experts» can do to help with the complex statistics needed for the above
The International Valuation Standards defines
market value as «the
estimated amount for which a property should exchange on the date of valuation between a willing buyer and a willing seller in an arm's length transaction after proper
marketing wherein the parties have each acted knowledgeably, prudently, and
without compulsion».