"Competitive advantage period (CAP): the time during which a company is expected to generate returns on incremental investment that exceed its cost of capital." people.stern.nyu.edu/adamodar/pdfil…
Operating leverage: "change in operating profit as a function of the change in sales. Operating profit is earnings before interest and taxes (EBIT) and is the same as operating income." research-doc.credit-suisse.com/docView?langua…