The high volume of trading and narrow bid-ask
spreads also help make Treasury rates reliable reference rates for pricing and analyzing other securities.
Risk adjustment costs and securities dealer's bid-ask
You also give up a lot of liquidity when something goes on the Bulletin Board because the bid-ask
spread is larger.
Prior research documents an elevation in bid-ask
spreads at the open and close of trading in futures markets.
effect imparts an upward bias in returns computed from observed closing prices rather than market prices.
Robert Neal, Indiana University, and Simon Wheatley, University of New South Wales, "Adverse Selection and Bid-Ask
Spreads: Evidence from Closed-End Funds"
spread in the foreign exchange market represents equilibrium prices at which banks buy and sell currencies.
This market is the deepest and broadest of all securities markets, offering widespread economic benefits by permitting transactions of enormous size to be conducted at razor-thin bid-ask
3K Jun 20 calls trade in Range Resources - including a 10K block for 33c when bid-ask
was 25 to 35c - and bullish positions in June calls are being opened one week before a substantial number of March upside calls are set to expire: there's 27.
The European Commission has found that four international banks, RBS, UBS, JP Morgan and Credit Suisse, operated a cartel on bid-ask
spreads of Swiss franc interest rate derivatives in the European Economic Area (EEA).