Research Article
Chinese Commodity Price Evidence Study for COVID-19 Shock and Price Stickiness Model Design
Table 3
Price frequency and period.
| Index | GR | BK | (1) Price frequency (%) | (2) Price period (day) | (3) Price frequency (%) | (4) Price period (day) |
| All | 7.85 | 12.23 | 9.65 | 9.86 | Food | 7.92 | 12.12 | 10.18 | 9.32 | Clothing | 13.50 | 6.90 | 14.79 | 6.25 | Residence | 4.17 | 23.48 | 5.56 | 17.49 | Household equipment | 10.00 | 9.49 | 11.64 | 8.08 | Transport, post, and telecommunication | 9.09 | 10.49 | 10.90 | 8.67 | Culture, education, and recreation | 8.75 | 10.92 | 9.91 | 9.59 | Medicine and health care | 8.75 | 10.92 | 11.21 | 8.41 | Other goods and services | 12.08 | 7.77 | 13.49 | 6.90 |
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Notes: Columns 1 and 2 match the price frequency and price period by the BR method. Similarly, Columns 3 and 4 report the results by the BK method.
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