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Table 11 Constructs applied in the technology adoption theories and technology adoption decision process

From: Ecosystem-driven business opportunity identification method and web-based tool with a case study of the electric vehicle home charging energy ecosystem in Denmark

Theories

Before adoption

Adoption decision

After decision

Diffusion of Innovation Theory

• Knowledge

• Persuasion

• Characteristics of the decision-making unit

• Perceived characteristics of the innovation

• Communication channels

• Decision

• Adoption

• Rejection

• Communication channels

• Implementation

• Confirmation

• Continued adoption

• Later adoption

• Discontinuance

• Continued rejection

Technical/Technology Adoption/acceptance Model (final version 1996)

• External variable

• Perceived usefulness

• Perceived ease of use

• Behavioral intention

• Usage behavior

Extended Technology Adoption Model 2

Subjective Norm

• Image

• Job relevance

• Output quality

• Result demonstrability

• Perceived usefulness

• Perceived ease of use

• Intention to use

• Usage behavior

Unified Theory of Acceptance and Use of Technology

• Performance expectancy

• Effort expectancy

• Social influence

• Facilitating condition

• Gender

• Age

• Experience

• Voluntariness of use

• Behavioral intention

• Actual system use

Theory of Reasoned Action

• Attitude towards act or behavior

• Subjective norm

• Behavioral intention

• Behavior

Theory of Planned Behaviour

• Attitude towards act or behavior

subjective norm perceived behavior control

• Behavioral intention

• Behavior

The Model of PC Utilization

• Long-term consequences

• Affect towards use

• Social factors

• Facilitating conditions

• Complexity

• Job-fit

• PC utilization

 

The Motivation Model

• Extrinsic motivation (perceived usefulness, perceived ease of use, and subjective norm)

• Intrinsic motivation (if performing an activity leads to a feeling of pleasure and results in satisfaction for the individual)

 

• Behavior

The Social Cognitive Theory

• Self-efficacy (the judgments of how well one can execute courses of action required to deal with prospective situations)

• Affect (positive contribution)

• Anxiety (negative contribution)

• Expectations of outcome (personal as well as performance-related gains)

• Behavior