Relative time model of daily returns pre- and post-event using firearm manufacturers, TNIC counterfactual set, and DGTW as control for market.

Relative time model of daily returns pre- and post-event using firearm manufacturers, TNIC counterfactual set, and DGTW as control for market.事件前后每日收益率的相对时间模型，采用枪械制造商、TNIC反事实集合（TNIC counterfactual set）与DGTW作为市场层面的控制变量。