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Profitability Ratios In The Early Stages Of A Startup, Erkki K. Laitinen
Profitability Ratios In The Early Stages Of A Startup, Erkki K. Laitinen
The Journal of Entrepreneurial Finance
This study develops a mathematical framework to analyze the time series of profitability ratios in the early stages of a startup. It is assumed that the expenditure of the startup grows at a steady rate and generates a proportionally identical flow of revenue in each period. The profitability in terms of the internal rate of return (IRR) and the lag structure of revenue flows are assumed constant over time in describing the adjustment process towards the steady state. The startup is assumed to expense in each period a constant part of periodic expenditure and beginning-of-the-period assets. The adjustment processes of …