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. 2022 Aug 22;105:102281. doi: 10.1016/j.jairtraman.2022.102281

Table 2.

Cross-Sectional Analysis of CARs for the Global Airline Industry This table presents OLS estimates of the impact of the announcement of COVID-19 as a global pandemic by World Health Organization (WHO) and Pfizer, BioNTech COVID-19 Vaccines Effectiveness Results on CARs for the global airline industry. Panel 1 reports the market reactions of COVID-19 declaration as a global pandemic by WHO. Panel 2 and Panel 3 presents the market reactions of Pfizer, BioNTech COVID-19 vaccine results. In Panel 2 the variables are calculated from the 2019 year-end accounting figures. In Panel 3 the variables are calculated based on 2020 interim accounting figures. The dependent variables are the airline CARs for two different time windows: [-1,1] and [-1,5]. SIZEi is the total assets (natural logarithm of total assets, millions of Euro); OWNi is the cumulated ownership of the three main shareholders (%); LIQi is the ratio of current assets to total assets (%); TLEVi is the ratio of total debt to total assets (%); ROAi is the ratio of operating income to total average assets (%); LCDi is a dummy variable that takes the value 1 for low-cost carriers and 0 otherwise; STOi is a dummy variable that takes the value 1 if the main owner is the state or another public entity and 0 otherwise*, ** and *** denote statistical significance at the 10%, 5% and 1% level, respectively. Country-clustering robust errors are used (in parentheses).

Panel 1: COVID-19 as a Global Pandemic
Panel 2: Pfizer, BioNTech COVID-19 Vaccine Results
Panel 3: Pfizer, BioNTech COVID-19 Vaccine Results
[-1,1] [-1,5] [-1,1] [-1,5] [-1,1] [-1,5]
Constant −0.116 (−0.834) −0.130 (−0.901) 0.362 (1.183) 0.440 (1.444) 0.331 (0.980) 0.215 (1.025)
Ln(SIZE) 0.010** (2.289) 0.030** (2.271) −0.011** (−2.200) −0.015** (−2.148) −0.010* (−2.011) −0.012** (−2.582)
OWN 0.081** (2.222) 0.345*** (3.549) 0.126 (1.767) 0.216** (1.925) 0.176*** (3.273) 0.153** (2.481)
LIQ 0.064** (2.203) 0.551*** (2.699) 0.184** (2.481) 0.257** (2.422) 0.142** (2.340) 0.267** (2.444)
TLEV −0.244*** (−5.330) −0.700*** (−4.002) 0.361** (2.255) 0.430** (2.319) 0.252** (2.180) 0.344** (2.203)
ROA 0.205 (1.488) 0.369 (1.588) 0.257 (1.577) 0.586 (1.555) 0.123 (1.382) 0.171 (1.275)
LCD 0.124** (2.221) 0.137** (2.307) 0.075** (2.180) 0.067** (2.211) 0.057** (2.189) 0.063** (2.285)
STO −0.144** (−2.201) −0.161** (−2.301) −0.186** (−2.533) −0.158** (−2.288) −0.136** (−2.206) −0.150** (−2.540)
Adj. R2 0.282 0.317 0.279 0.341 0.285 0.364