The PowerShares FTSE RAFI Emerging Markets Fund aims to replicate the FTSE RAFI Emerging Markets Index. The Index is designed to track the performance of the largest Rafi fundamentals value selected from the large-cap and mid-cap company constituents of the FTSE RAFI Emerging Markets Index. The index selection and weighting process is based on the following four fundamental measures of firm size: book value, income, sales and dividends. The 350 equities with the highest fundamental strength are weighted according to their fundamental scores.