Herring WL, Herrmann JW. The single-day surgery scheduling problem: sequential decision-making and threshold-based heuristics. OR spectrum: quantitative approaches in management. 2012 Apr 1;34(2):429-59.
Dickey H, Watson V, Zangelidis A. Is it all about money? An examination of the motives behind moonlighting. Appl Econ. 2010 Nov 3;43(26):3767-74. doi: 10.1080/00036841003724403
Reed (Earnshaw) SR, Reed JH, Stuhldreher TJ. Transaction costs, taxes, and portfolio revision. J Contemp Bus Issue. 1997;5:40-8.