Grouping Criteria | Research Plan | Research Purpose |
By age | Identify the main consumers of green products | Identify the main target audience in the green product design process |
By personnel type (e.g., consumers, technologists, product development participants) | Get the difference in “green” concepts for different groups of people | A solution can be proposed based on a certain difference |
By region | Select a few regions with different characteristics | Make targeted suggestions based on regional differences in consumption and perceptions of “green products.” |