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. Author manuscript; available in PMC: 2023 Aug 4.
Published in final edited form as: Manage Sci. 2022 Dec 19;69(7):3920–3938. doi: 10.1287/mnsc.2022.4581

Table 3.

Heterogeneous Effect by Leaderboard Size & User Rank

(1)
steps
b/se		 (2)
steps
b/se		 (3)
steps
b/se		 (4)
steps
b/se		 (5)
steps
b/se
Leaderboard 219.28
(170.84)		 108.99
(183.39)		 −61.66
(187.25)		 −29.60
(184.02)		 −194.81
(188.89)
FirstOnLB 577.98**
(94.80)		 371.70**
(111.31)		 377.58**
(130.19)
LBActiveUsers 164.46**
(31.50)		 334.31**
(57.55)		 155.28**
(32.22)		 315.90**
(56.89)
(LBActiveUsers)2 −21.36**
(6.72)		 −20.00**
(6.47)
FirstOnLB x LBActiveUsers 146.23**
(43.49)		 168.20*
(99.07)
FirstOnLB x (LBActiveUsers)2 −5.91
(10.96)
Individual Fixed Effects Yes Yes Yes Yes Yes
Week Fixed Effects Yes Yes Yes Yes Yes
Individual Linear Trends Yes Yes Yes Yes Yes
Individual Quadratic Trends Yes Yes Yes Yes Yes
Observations 27,758 27,758 27,758 27,758 27,758
Individuals 516 516 516 516 516
Adjusted R-Squared 0.33 0.33 0.33 0.33 0.34
VCE Robust Robust Robust Robust Robust
*

p < 0.10

**

p < 0.05.