Table 1.
Scale of components.
| Construct | Coding in survey | Measurement item | Source |
|---|---|---|---|
| Scarcity | SC1 | Shopping on TikTok Shop makes me think about deadlines. | [4] |
| SC2 | Shopping on TikTok Shop makes me worry about time constraints. | ||
| SC3 | TikTok Shop makes me worry with limited quantities. | ||
| SC4 | Shopping on TikTok Shop makes me worry about a sold-out sign. | ||
| Serendipity Information | SI1 | I unexpectedly discovered what I wanted to buy before when shopping on TikTok Shop. | [4] |
| SI2 | I find things that surprised me while shopping on TikTok Shop. | ||
| SI3 | I obtain unexpected insights when shopping on TikTok Shop. | ||
| SI4 | TikTok Shop gives me new information while shopping. | ||
| SI5 | TikTok Shop gives me new information in accordance with the item I want to buy unexpectedly. | ||
| Trust | TR1 | There are no risks involved while shopping on TikTok Shop. | [5,6] |
| TR2 | Shopping on TikTok Shop can be trusted. | ||
| TR3 | I believe merchants on TikTok Shop can fulfill people's needs. | ||
| TR4 | I believe merchants on TikTok Shop sell products honestly. | ||
| TR5 | I believe product information on TikTok Shop matches the real conditions. | ||
| Hedonic Motivation | HM1 | Shopping helps me reduce stress and feel comfortable. | [3] |
| HM2 | I am more motivated to shop if the product has a discount or promotion. | ||
| HM3 | I am more motivated to shop when I buy products for others. | ||
| Shopping Lifestyle | SL1 | The product has similarities with famous brand products, making me buy more quickly. | [7] |
| SL2 | New products launched, making me buy more quickly. | ||
| SL3 | Products with famous brands make it easier for me to buy. | ||
| SL4 | Products with differences in design and shape help me buy faster. | ||
| Product Presentation | PP1 | The product information on TikTok Shop is adequately described. | [8] |
| PP2 | The product illustrations on TikTok Shop have high quality. | ||
| PP3 | The product illustrations on TikTok are portrayed from many different angles. | ||
| PP4 | The product-related information on TikTok Shop is extensive and diverse. | ||
| Online Impulse Buying | OIB1 | I did not plan this purchase before visiting the TikTok Shop. | [4] |
| OIB2 | I have no intention of making this purchase before visiting the TikTok Shop. | ||
| OIB3 | My purchase is spontaneous. |