39
Table 6
Estimation of First Lobbyist’s Decision to Join a Coalition
Explanatory Variable
Coefficient
Standard
Error
Decision of the Competitor Lobbyist (H1)
0.06*
0.03
Dispersion of Competitor Interest Group Positions (H2)
0.64***
0.08
Importance of the Issue to Group Members
-0.36***
0.03
Dispersion of Group Member Positions
-0.06***
0.01
Pressure from Lawmakers
0.51***
0.05
Number of Public Affairs Staff Employed
-0.01***
0.01
Size of the Interest Group’s Annual Budget
-2.49
2.17
Age of the Interest Group
-0.01
0.01
Interest Group is a Public Interest / Citizens Group
-0.20***
0.02
Issue is of High Public Salience
-0.32***
0.04
Issue is Distributive
-0.12***
0.02
Constant
0.02
0.10
* p < 0.05
** p < 0.01
*** p < 0.005
N = 1945
X
2
= 641.08***
R
2
= 0.24