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Economy Check for the GDP growth rate, current account deficit, GDP to market cap ratio, Govt. policies and attitude to reforms, restrictions or ease on foreign capital movements, interest rates, money supply etc..

Markets: Check for the state of trading automated or outcry, the general PE ratio of the market, corporate governance practices and company disclosures, trade settlement and risk management systems etc.

Sectors: Check for the long-term sustainable advantage of that sector, whether that sector is cyclical (cyclicals should never be long term bets) or not, the kind of entry barriers that sector possesses etc.

Company: Check for the PE ratio, the market cap to sales, sustainable growth rate and others. Also see stock computational tools