With over 850 species, the genus Nomada is one of the largest genera in the entire family Apidae, and the largest genus of cleptoparasitic cuckoo bees.. They occur worldwide, and utilize many different types of bees as hosts, primarily the genus Andrena.
In an earlier article, I wrote about the iShares FTSE NAREIT Mortgage Fund ETF (NYSEARCA: REM) as a good way to generate income in an environment where interest rates are low, and yields on investment grade bonds are quite possibly at long-time lows.hile I initially thought that an ETF would be a more attractive investment because of the diversification, I found that the performance of REM significantly lagged the performance of both AGNC and NLY over all periods analyzed.
The key is for investors to understand what they are buying. Make sure that the ETF index fund you are considering does a good job of tracking its index. Key metrics to look for here are the fund's R-squared and beta.lthough rarely considered by the average investor, tracking errors can have an unexpected material effect on an investor's returns. It is important to investigate this aspect of any ETF index fund before investing.