The Thesis question the cash flow or EBITDA variability of companies traded on t

The Thesis question the
cash flow or EBITDA variability of companies traded on the stock market
within the same sector and between sectors. The paper analyses the
relationship between margins (EBITDA), margins volatility and sales
growth rate within the last 15 years horizon. A key focus should be
during 2019-2020 and 2008-2010 stock market crisis. Explanation of
premium or discount based on the above mentioned variables must be
questioned mainly if stocks and sectors are compared throught the Price
to Earnings ratio.