Information about Harlequin Corporation is as follows: 
Input prices:
By how much did profits change as a result of changes in productivity related to materials?
Definitions:
Aggression
Behavior aimed at causing harm or injury to others, driven by various factors including biological, psychological, and environmental influences.
Anhedonia
A condition characterized by a diminished ability to experience pleasure or interest in previously enjoyable activities.
Hallucinations
Hallucinations are perceptions in the absence of external stimuli, which have qualities of real perception, in the context of sensory experiences.
Perceptual Experiences
The subjective interpretation of sensory information, shaping how one perceives the world around them.
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