Table 5 Description of the independent variables
From: Network effects in two-sided markets: why a 50/50 user split is not necessarily revenue optimal
Covariate | Description | Min | Max | Median | SD |
|---|---|---|---|---|---|
Women | Installed base of female users on the previous day | 506 | 782 | 572 | 63.3 |
Men | Installed base of male users on the previous day | 832 | 1144 | 931 | 73.1 |
PlatformLifetime | Lifetime of the platform since launch (in days) | 3835 | 4749 | 4292 | 264.3 |
Update1 | Bug fixes, selected inactive users deleted | 0 | 1 | 1 | 0.34 |
Update2 | Payment website update | 0 | 1 | 1 | 0.45 |
Update3 | New payment website | 0 | 1 | 1 | 0.49 |
Update4 | Introduction of new flirt game (1) | 0 | 1 | 1 | 0.50 |
Update5 | New registration process | 0 | 1 | 0 | 0.48 |
Update6 | Introduction of monthly billing (step 1) | 0 | 1 | 0 | 0.46 |
Update7 | Introduction of monthly billing (step 2) | 0 | 1 | 0 | 0.43 |
Update8 | New Internet law implemented for payment website | 0 | 1 | 0 | 0.37 |
Update9 | Monthly billing complete | 0 | 1 | 0 | 0.37 |
Update10 | Introduction of new flirt game (2) | 0 | 1 | 0 | 0.11 |
TVevent1 | UEFA EURO 2010 | 0 | 1 | 0 | 0.11 |
TVevent2 | FIFA World Cup 2012 | 0 | 1 | 0 | 0.16 |
Winter | Season | 0 | 1 | 0 | 0.41 |
Spring | Season | 0 | 1 | 0 | 0.40 |
Summer | Season | 0 | 1 | 0 | 0.46 |
Fall | Season | (Omitted because of collinearity) | |||