Table I

Party Groups in the European Parliament (as of February 28th, 2002)

ABBREVIATION NAME MEPS COUNTRIES
EPP-ED Group of the European People's Party (Christian Democrats) and European Democrats 232 15
PSE Group of the Party of European Socialists 179 15
ELDR Group of the European Liberal, Democrat and Reform Party 53 11
Verts/ALE Group of the Greens/European Free Alliance 45 12
GUE/NGL Confederal Group of the European United Left/Nordic Green Left 44 10
UEN Union for Europe of the Nations Group 22 5
EDD Group for a Europe of Democracies and Diversities 18 4
 
  Non-Attached 33 6
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Table II

A logistic regression model to estimate defection rates of national party delegations

VARIABLE b exp(b) Range exp(Range)
 
DECISION RULE / TYPE OF DECISION
Resolutions -0.163 0.849 1 0.849
 
Codecision Procedure (1st Reading) 0.367*** 1.443 1 1.443
Codecision Procedure (2nd, 3rd Reading) -0.181 0.834 1 0.834
Consultation Procedure 0.073 1.076 1 1.076
 
CHARACTERISTICS OF THE NATIONAL DELEGATION AND THE PARTY GROUP IT IS PART OF
Number of MEPs in Delegation -0.039*** 0.962 40 0.211
Overall Cohesion of Party Group -.,053*** 0.948 133 0.001
Ideological Distance of National Delegation from Party Group's Mean Position 1.021** 2.776 2.24 9.796
 
CHARACTERISTICS OF "HOME" PARTIES AND POLITICAL SYSTEMS
Degree of Centralisation of Candidate Selection Process 0.238* 1.269 5.29 3.520
Support for European Integration among Supporters of Party -2.345*** 0.096 0.91 0.118
Degree of parties' monitoring of MEPs 0.351* 1.421 2 2.019
Party in National Government 0.361* 1.434 1 1.434
Party-Centeredness of electoral system -0.193 0.825 2 0.680
 
COUNTRY AND PARTY GROUP DUMMIES
Belgium -0.898*** 0.407 1 0.407
The Netherlands 0.170 1.186 1 1.186
Spain -0.837 0.433 1 0.433
United Kingdom 0.724* 2.064 1 2.064
 
EPP-ED 1.306*** 3.691 1 5.256
PSE 1.659*** 5.256 1 8.107
ELDR 2.093*** 8.107 1 3.691
 
Constant -0.577

*** significant at the 0.001-level;
** significant at the 0.01-level,
* significant at the 0.05-level
Range is the difference between the lowest and highest possible value of a variable. Hence, exp(Range) is the ratio of odds for the extreme values, thus giving an idea of the strength of the effect of that particular variable.

 
 
 
 
 
 
 

Figure 1: Cohesion in the EP by Party Groups

Figure 1

 
 
 
 
 
 
 
 
 

Figure 2: Cohesion in the EP by Country

Figure 2

Figure 3: Cohesion in the EP by National Party Delegations (Abstentions included)

Figure 3

 
 
 
 
 
 
 
 
 

Figure 4: Defection Rates of National Party Delegations

Figure 4
©2002 by Faas
formated and tagged by S.H.&MN, 6.3.2002