@TechReport{ang:etal22-r518,
  author = 	 "Li, A. and Mao, R. and Pearl, J.",
  title = 	 "Probabilities of Causation: Adequate Size of Experimental and Observational Samples",
  institution =  "Department of Computer Science, 
 		  University of California, Los Angeles",
  address = 	 "CA",
  year = 	 2022,
  number =	 "R-518, {$<$http://ftp.cs.ucla.edu/pub/stat\_ser/r518.pdf$>$}",
  note =         "Presented at the NeurIPS 2022 Workshop on Causality for Real-world Impact in December 2022."
}