# All Questions

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### How does the Bitcoin forex work? [migrated]

Does it work differently in relation to a regular forex because of its underlying technology? How can the market calculate its value?
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### Questions related to the banking crisis during the European sovereign debt crisis

I am studying the European Sovereign Debt crisis and I have the following questions which I am struggling to find examples for: 1) I have heard that during the sovereign debt crisis, European ...
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### How to work out weights for a portfolio based on an inverse ratio with positive and negative values?

I am trying to work out how to determine weights for the assets in order to form a portfolio. The ratio I am using is EV/EBIT, hence the smaller the better. The problem is I don't know how to handle ...
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### How can I calculate Fama-French betas for a particular stock?

For a particular stock, what's the simplest way to calculate betas for the Fama-French factors SMB and HML?