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Direct linkReiss, Steven – Behavior Analyst, 2005
The undermining effect of extrinsic reward on intrinsic motivation remains unproven. The key unresolved issues are construct invalidity (all four definitions are unproved and two are illogical); measurement unreliability (the free-choice measure requires unreliable, subjective judgments to infer intrinsic motivation); inadequate experimental…
Descriptors: Motivation, Meta Analysis, Measurement, Construct Validity
