For the non-professional investor, there is a strong case for holding a combination of the risk-free asset and the market portfolio. The proportion of the market portfolio should reflect the risk appetite of the investor. If an investor's is prepared to take more risk than the market portfolio, the investor can achieve this through . On the other hand, if the investor wishes to take less risk than the market portfolio, the investor can set aside a portion of investments to the risk-free asset, which is generally equated to issued by governments in their domestic currency.