Table 4 Descriptive statistics of the studied variables

Coefficient of price variation

–

0.10

0.49

0

0.06

0.25

0

0.14

0.49

0

Time trend

–

–

8

1

–

8

1

–

8

1

Country (Switzerland = 1, Russia = 0)

Government

0.5

1

0

1

1

1

0

0

0

Stable Institutions 2004–2007

Government

0.25

1

0

0.25

1

0

0.25

1

0

Stable Institutions 2010–2013

Government

0.25

1

0

0.25

1

0

0.25

1

0

Stable Institutions 2016–2019

Government

0.25

1

0

0.25

1

0

0.25

1

0

Crisis 2008–2009

Government

0.125

1

0

0.125

1

0

0.125

1

0

Transitions 2014–2015

Government

0.125

1

0

0.125

1

0

0.125

1

0

Dummy on type of production (crop = 0; animal = 1)

Actors

0.33

1

0

0.33

1

0

0.33

1

0

Price negotiations (yes = 1)

Producer organisations

0.18

1

0

0.41

1

0

0

1

0

Purchasing interventions or quotas (yes = 1)

Government

0.14

1

0

0.08

1

0

0.23

1

0

Supply chain integration (yes = 1)

Actors

0.5

1

0

1

1

1

0.15

1

0

Agro-holdings (yes = 1)

Actors

0.14

1

0

0

0

0

0.34

1

0

Small farms (yes = 1)

Actors

0.8

1

0

1

1

1

0.54

1

0

Specialisation (yes = 1)

All

0.13

1

0

0.13

1

0

0.15

1

0

Investment subsidies in previous period (yes = 1)

Government

0.05

1

0

0

0

0

0.12

1

0

Domestic producer price is higher than world price (yes = 1)

All

0.6

1

0

1

1

1

0.17

1

0

Liberalisation (yes = 1)

Government

0.45

1

0

0.05

1

0

0.85

1

0

Ratio of imports to domestic consumption

All

0.24

0.9

0

0.37

0.9

0.003

0.12

0.8

0

Ratio of exports to domestic production

All

0.04

0.62

0

0.03

0.3

0

0.06

0.62

0