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.
Compared to a synthetic ETF, a physical ETF incurs larger transactional costs because of portfolio rebalancing and tracking errors between the ETF and benchmarks. The Bottom Line Synthetic ETFs can act as a gateway for investors to gain exposure in markets that are hard to access (namely, obscure or less liquid markets). They also come in handy for investors when it's impossible or expensive to buy, hold and sell the underlying investment in some other way.