样本筛选条件：
Matching on pre-bid industry-adjusted 3-year average ROA and buy-and-hold return terciles
【来自Li et al. 2018, 1896】

请问上述条件中，“pre-bid industry-adjusted 3-year average ROA”为条件A，“buy-and-hold return”为条件B，match on A and B terciles具体的操作是什么？有尝试/知晓的欢迎回答~


参看文献
[1]Kai, Qiu, Buhui, et al. Organization Capital and Mergers and Acquisitions[J]. Journal of financial and quantitative analysis: JFQA, 2018.


注：样本筛选过程为：
Panel A. Control Sample Construction

1.Withdrawn due to competing bids, regulatory objections, or adverse market conditions 2.Acquirer completed a deal in the same year with another target firm in the same industry as the target in the withdrawn deal 3. Not enough years of observation surrounding the withdrawal 4. Matching on the acquirer industry (at the 2-digit SIC level) 5. Matching on the target firm industry (at the 2-digit SIC level) 6. Matching on pre-bid industry-adjusted 3-year average ROA and buy-and-hold return terciles     Final failed merger bid sample

389 -61 -116 -5 -17 -30 160