Construct

Items

Author, Year

Informativeness

1-Recommended Facebook Advertising supplies relevant information on products.

2-Recommended Facebook Advertising provides timely information on products.

3-Recommended Facebook Advertising tells me about products when I need the information.

Cheng et al. (2009)

Entertainment

1-Recommended Facebook Advertising is entertaining

2-Recommended Facebook Advertising is enjoyable

3-Recommended Facebook Advertising is pleasing

Dao et al. (2014)

From Ducoffe’s (1995)

Credibility

1-Recommended Facebook Advertising is credible

2-Recommended Facebook Advertising is trustworthy

3-Recommended Facebook Advertising is believable

Dao et al. (2014)

From MacKenzie and Lutz (1989)

Recommended Advertising Value

1-Recommended Facebook Advertising is valuable for me.

2-Recommended Facebook Advertising is useful for me.

3-Recommended Facebook Advertising is an important source of information for me.

Adopted from Zeng et al. (2009)

Attitude toward Recommended Advertising

1-in general, I think that Facebook recommended advertising increases the cost of products.

2-overall, I consider Facebook recommended advertising a good thing.

3-overall, I like Facebook recommended advertisings.

4-“I consider Facebook recommended advertising very essential.”

5-“I would describe my overall attitude toward Facebook recommended advertisings very favourably.”

Pollay and Mittal (1993); Wang and Sun (2010)

Impulse Buying Behavior

1-My purchase was spontaneous.

2-My purchase was unplanned.

3-I did not intend to do this purchase without the help of the Recommender System.

4-Before seeing the recommended advertising, I did not have the intention to do this purchase.

5-I could not resist to do this purchase after seeing the recommended advertising.

Verhagen and Van Dolen (2011)