iShares Asia 50 ETF (ASX:IAA) is an Australian exchange-traded fund that tracks the FTSE Asia 50 Index, which is a market-capitalization-weighted index of the 50 largest companies in the Asia-Pacific region (excluding Japan). The fund's objective is to provide investors with exposure to the Asian stock market in a cost-effective and efficient manner. IAA is a passively managed ETF, which means that it does not attempt to outperform the index it tracks. Instead, it aims to provide investors with a return that is as close as possible to the return of the index. This makes IAA a good choice for investors who are looking for a low-cost and diversified way to invest in the Asian stock market. IAA is traded on the Australian Securities Exchange (ASX), which means that investors can easily buy and sell units in the fund. The fund has a management fee of just 0.14% per annum, making it one of the most cost-effective ETFs on the market.