Table D2.
Results at Different Stages of the Pandemic with 1000 Clusters.
| Variable | PANEL A: Post = 1 for Post-COVID period (March 19-May 31, 2020) vs Pre-COVID Period (January 1–22, 2020) | ||||||
|---|---|---|---|---|---|---|---|
| Fat | Sugar | Sodium | Protein | Fiber | NRF | NPI | |
| (1) | (2) | (3) | (4) | (5) | (6) | (7) | |
| Post | −0.277*** | −2.038*** | −35.432** | 0.974*** | 0.421*** | 6.721*** | 2.860** |
| (0.008) | (0.344) | (11.313) | (0.102) | (0.128) | (2.031) | (0.924) | |
| K-means 1000 | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Other Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| City-month | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Chain FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| City FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Day of the week FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Hour FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Day FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Observations | 317,921 | 317,921 | 317,921 | 317,921 | 317,921 | 317,921 | 317,921 |
| R-squared | 0.238 | 0.359 | 0.143 | 0.233 | 0.209 | 0.178 | 0.274 |
| Variable | PANEL B: Post=1 for Post-COVID Period (March 19-May 31, 2020) vs COVID Period (January 23-March 18, 2020) | ||||||
|---|---|---|---|---|---|---|---|
| Fat | Sugar | Sodium | Protein | Fiber | NRF | NPI | |
| (8) | (9) | (10) | (11) | (12) | (13) | (14) | |
| Post | −0.523*** | −5.617*** | −37.014*** | 0.741*** | 0.701*** | 8.946*** | 3.677*** |
| (0.101) | (0.304) | (11.370) | (0.169) | (0.057) | (2.321) | (0.405) | |
| K-means 1000 | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Other Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| City-month | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Chain FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| City FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Day of the week FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Hour FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Day FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Observations | 314,223 | 314,223 | 314,223 | 314,223 | 314,223 | 314,223 | 314,223 |
| R-squared | 0.221 | 0.348 | 0.152 | 0.229 | 0.207 | 0.160 | 0.292 |
| Variable | PANEL C: Post=1 for Post-Covid Period (March 19-May 31, 2020) vs year 2019 (March 19-May 31, 2019) | ||||||
|---|---|---|---|---|---|---|---|
| Fat | Sugar | Sodium | Protein | Fiber | NRF | NPI | |
| (8) | (9) | (10) | (11) | (12) | (13) | (14) | |
| Post | −3.552*** | −1.853*** | −52.779** | 1.720*** | 0.222* | 4.831*** | 2.366*** |
| (0.727) | (0.409) | (22.279) | (0.164) | (0.100) | (0.188) | (0.402) | |
| K-means 1000 | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Other Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| City-month | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Chain FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| City FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Day of the week FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Hour FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Day FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Observations | 515,691 | 515,691 | 515,691 | 515,691 | 515,691 | 515,691 | 515,691 |
| R-squared | 0.257 | 0.384 | 0.192 | 0.266 | 0.158 | 0.206 | 0.298 |
The regressions are estimated using weighted least squares. The dependent variable is the weighted daily number of transactions in each restaurant. Note that *, **, *** indicate 90%, 95%, and 99% confidence intervals. All errors are clustered at the city level.