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Table 2 Data collection summary across survey waves and sampling regions

From: Minimum wage regulation in Switzerland: survey evidence for restaurants in the canton of Neuchâtel

  Total Control group      Treatment group
   All Jura Fribourg Vaud Bern Neuchâtel
First wave (September 2017)
Manager contact 210 105 33 28 12 32 105
Participants 126 62 28 18 5 11 64
Response rate (%) 60.00 59.05 84.85 64.29 41.67 34.38 60.95
Second wave (April 2018)
Permanently closed 2 1 1 0 0 0 1
Manager contact 124 61 27 18 5 11 63
Participants 113 53 25 15 4 9 60
Response rate (%) 91.29 86.89 92.59 83.33 80.00 81.82 95.24
Attrition (%) 10.32 14.52 10.71 16.67 20.00 18.18 6.25
  1. Notes: This table summarizes participation in the phone-based survey across survey waves and sampling areas. Restaurants in the control group are in the canton of Jura, and the districts Jura bernois, La Broye, and Jura-Nord vaudois