FINANCE-Profitability and financial policies are the key factors

QUESTION

I have two finance questions. They can be completed in as little as five sentences if tiptop. They MUST be completely original; no plagiarism.1. Profitability and financial policies are the key factors determining sustainable growth, i.e. growth that can be sustained through internally generated cash flow rather than external financing.What key financial policy helps sustain growth?2. The Coefficient of Variation (standard deviation/expected return) as a risk measure.Alternatively, the Sharpe Ratio is a measure of investment risk that is defined as: Ratio = (investment return minusrisk-free rate) / Standard deviationExplain in your own words the logic behand the Sharpe Ratio.

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