Table A1.
A user profile of Liking expressions on WeChat (n = 168) with descriptive statistics of frequency estimates, likelihood (1 = rare, 2 = unlikely, 3 = possible, 4 = likely, 5 = almost certain) and agreement (1 = agree and 5 = disagree) ratings on a 5-point scale.
| Minimum | Maximum | Mean | SD | |
|---|---|---|---|---|
| 1. How long in hours do you use WeChat each day? | 1 | 5 | 2.2 | 1.2 |
| 2. How many WeChat friends do you have? | 30 | 3,000 | 385.0 | 322.5 |
| 3. How many like expressions do you send to other's posts (e.g., text, video, image, article) every 3 days? | 1 | 8 | 3.3 | 1.6 |
| 4.1. Out of every 10 posts you read on WeChat, how many of them do you agree with? | 2.0 | 9.0 | 5.7 | 1.3 |
| 4.2. Out of every 10 posts you read on WeChat, how many of them do you think are meaningful? | 1.0 | 9.0 | 4.4 | 1.7 |
| 4.3. Out of every 10 posts you read on WeChat, how many of them do you trust? | 1.0 | 9.0 | 6.2 | 1.6 |
| 4.4. Out of every 10 posts you read on WeChat, how many of them do you feel passionate about? | 1.0 | 8.0 | 4.5 | 1.6 |
| 5.1. How likely are you to click the like button to endorse a post you somewhat like? | 1.0 | 5.0 | 2.9 | 0.9 |
| 5.2. How likely are you to click the like button to endorse a post you like? | 1.0 | 5.0 | 3.3 | 0.9 |
| 5.3. How likely are you to click the like button to endorse a post you strongly like? | 1.0 | 5.0 | 4.0 | 1.0 |
| 6.1. How likely are you to click the like button to endorse a post you somewhat dislike? | 1.0 | 5.0 | 2.1 | 0.9 |
| 6.2. How likely are you to click the like button to endorse a post you dislike? | 1.0 | 5.0 | 2.3 | 1.1 |
| 6.3. How likely are you to click the like button to endorse a post you strongly dislike? | 1.0 | 5.0 | 2.8 | 1.3 |
| 7.1. When you agree with a post, how likely are you to click the like button? | 1.0 | 5.0 | 4.1 | 0.8 |
| 7.2. When you agree with a post, how likely are you to make a comment? | 1.0 | 5.0 | 3.3 | 1.0 |
| 7.3. When you agree with a post, how likely are you to retweet the post to other WeChat friends? | 1.0 | 5.0 | 2.7 | 1.1 |
| 7.4. When you agree with a post, how likely are you to just keep it to yourself? | 1.0 | 5.0 | 3.2 | 1.0 |
| 8.1. When you disagree with a post, how likely are you to click the like button? | 1.0 | 4.0 | 1.7 | 0.8 |
| 8.2. When you disagree with a post, how likely are you to make a comment? | 1.0 | 4.0 | 2.2 | 1.1 |
| 8.3. When you disagree with a post, how likely are you to retweet the post to other WeChat friends? | 1.0 | 4.0 | 1.8 | 0.9 |
| 8.4. When you disagree with a post, how likely are you to just keep it to yourself? | 1.0 | 5.0 | 3.8 | 1.1 |
| 8.5. When you disagree with a post, how likely are you to block the author of the post? | 1.0 | 5.0 | 2.5 | 1.2 |
| 9. Do you think WeChat should add a Dislike button? | 1 | 5 | 2.3 | 1.1 |