Towards a Unified Model of Planned Obsolescence and Innovation Adoption in Consumer Behavior: A Literature Review and Conceptual Proposition using the Stimulus-Organism-Response Framework

This study investigates the controversial practice of planned obsolescence in the electronics industry. The study explores how frequent new model releases affect smartphone pricing and consumer loyalty, along with factors influencing smartphone upgrades such as perceived necessity, technological advancements, and pricing incentives. The research aims to understand consumer perspectives on planned obsolescence using Venkatesh's decision-making theory in dynamic purchase conditions. Key questions include defining planned obsolescence, dissecting the innovation and consumer behavior model, and examining how these concepts relate to purchasing the next smartphone version. The literature review covers 23 planned obsolescence references (1993-2022) and 21 innovation adoption references (1943-2021). It touches on various aspects of planned obsolescence. The study advocates for consumer awareness, sustainable practices by producers, and a balanced business model that serves all interests while protecting the environment. A legal framework supporting a circular economy is highlighted as essential in combating planned obsolescence.