Gender differences in participation and reward on Stack Overflow

Table 4 User reputation regressed on gender, user-level activity measures, controlling for self-promotion indicators and community-level features

	Dependent variable: \(\ln (\text {Reputation})\)
	(1)	(2)	(3)
Male	0.04^c	0.03^c	−0.25^c
	(0.01)	(0.01)	(0.02)
Answers Posted (log)	0.50^c	0.52^c	0.45^c
	(0.005)	(0.005)	(0.01)
Questions Posted (log)	0.08^c	0.09^c	0.09^c
	(0.004)	(0.004)	(0.01)
Votes Casted	0.09^c	0.08^c	0.08^c
	(0.004)	(0.004)	(0.004)
Account Age	0.49^c	0.50^c	0.50^c
	(0.01)	(0.01)	(0.01)
Male × Answers Posted			0.13^c
			(0.01)
Male × Questions Posted			−0.01
			(0.01)
Constant	0.79^c	1.35^c	1.43^c
	(0.07)	(0.38)	(0.38)
Observations	21,142	21,142	21,142
Self-promotion Controls		YES	YES
Community Controls		YES	YES
Adjusted R²	0.61	0.62	0.63
Residual Std. Error	0.74	0.74	0.73
F Statistic	6,749.74^c	1,734.25^c	1,617.60^c

The gender indicator interacted with the activity measures in the third model shows that men get more reward for posting additional answers than women do
Note: ^ap <0.1; ^bp <0.05; ^cp <0.01