Research Article

Chinese Commodity Price Evidence Study for COVID-19 Shock and Price Stickiness Model Design

Table 3

Price frequency and period.

IndexGRBK
(1) Price frequency (%)(2) Price period (day)(3) Price frequency (%)(4) Price period (day)

All7.8512.239.659.86
Food7.9212.1210.189.32
Clothing13.506.9014.796.25
Residence4.1723.485.5617.49
Household equipment10.009.4911.648.08
Transport, post, and telecommunication9.0910.4910.908.67
Culture, education, and recreation8.7510.929.919.59
Medicine and health care8.7510.9211.218.41
Other goods and services12.087.7713.496.90

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.