1. A Mobile Shopping Assistant to Support Product Domesticity in Consumer Decisions 18 th Panhellenic Conference on Informatics Stamopoulos Sotirios- Foivos Andreas Komninos Ioannis Garofalakis

2. Introduction  Product Choice  Decision Factors  Price  Quantity  Brand  Domesticity  Ethical Consumer 18th Panhellenic Conference on Informatics 2

3. Introduction True domestic value difficult to ascertain  Unclear labeling strategy  Product company owned by another foreign or multinational  Not prominently displayed in the package  Hardly legible or difficult to find 18th Panhellenic Conference on Informatics 3

4. Persuasive Technology  Class of systems whose target is to change human’s attitudes and behaviors  Fogg’s eight step process  Principal factors  Motivation  Ability  Triggers 4 18th Panhellenic Conference on Informatics

5. Product Recommendation System Consists of:  Mobile Application  Product Database Management System 18th Panhellenic Conference on Informatics 5

6. Product Recommendation System 18th Panhellenic Conference on Informatics 6

7. Product Scanning Process 7 18th Panhellenic Conference on Informatics

8. Product Database Management System 18th Panhellenic Conference on Informatics 8

9. Experiment Set-Up 2 Phases:  Shopping without Application  Application Assisted Shopping 18th Panhellenic Conference on Informatics 9

10. Experiment Set-Up 18th Panhellenic Conference on Informatics 10

11. Experiment Parameters Phase 1 Criteria:  Price  Product quality (packaging)  Product & Company name Phase 2 Criteria:  Price  Product quality (packaging)  Product & Company name  Production country  Company’s origin 18th Panhellenic Conference on Informatics 11

12. Experiment Parameters Company Naming  Greek  Ambiguous  Foreign Product Pricing  Greek price > Foreign price  Greek price = Foreign price  Greek price < Foreign price 12 18th Panhellenic Conference on Informatics

13. Experiment Parameters In each phase:  18 products  3 product categories  3 product subcategories  2 products per subcategory  Shopping list with 9 products 13 18th Panhellenic Conference on Informatics

14. Experimental Results 18th Panhellenic Conference on Informatics 14

15. Experimental Results 18th Panhellenic Conference on Informatics 15

16. Conclusions  Users needed 3 times more time with the assistance of the application  Product origin most frequent criterion  Significant affection of user’s decision making process 18th Panhellenic Conference on Informatics 16