CFA Book 5 Copy Flashcards
trading | market mircostructure
structure and process of a market that affects securities’ pricing in relation to intrinsic value and the ability of managers to execute trades
trading | market order
executed at best price
• time certain (immediate), price uncertain
trading | limit order
set price
• price is certain (equal to or better), time (execution) is uncertain
trading | bid-ask spread
- ask - bid
- aka inside bid-ask spread or market bid-ask spread (ie the best bid and best ask)
trading | inside and market bid and ask
inside and market both mean the ‘best’ as in best bid or best ask or best bid-ask spread
trading | midquote
- the avg of the ask and bid
- the mid-point between the bid and ask
trading | effective spread given a transaction
- for buy: 2 * (execution (buy) price - midquote)
- for sell: 2 * (execution (sell) price - midquote)
trading | price improvement and price impact
- price improvement: trade was executed within the bid-ask
- price impact: trade was executed outside of the bid-ask
trading | avg of bid-ask and effective spread
- bid-ask is unweighted
- effective can be weighted or unweighted
trading | what do dealers do
they make the bid-ask with limit orders (in a limit order book)
• dealers = market makers
trading | securities markets offer 3 things
- liquidity
- transparency
- assurity of completion
trading | 3 type of securities markets
- quote-driven (aka dealer markets): investors and dealers
- order-driven: investors trade with investors
- brokered markets: investors use brokers to find counter-parties
trading | quote-driven market
• aka dealer market
• dealers make bid-ask spreads
• dealers needed in:
◎ low liquidity markets
◎ negotiated terms (eg. swaps)
• closed-book market: only brokers can see the order book
trading | order-drive market
- more competition >> better customer prices
- no intermediary dealers
- no guaranteed liquidity
- 4 types: electronic crossing network, auction, automated auction, hybrid
trading | ECN
electronic communications network
• automated auction market
• exp: NYSE/ARCA, Paris Bourse
trading | 3 types of order-driven
- electronic crossing network
◎ no price discovery
◎ periodic trading (crosses) of batch orders - auction
◎ yes price discovery
◎ continuous and/or batch (eg. open/close) - automated auction
◎ price discovery
◎ ECN
◎ continuous
trading | hybrid market
combination of parts of other 3 market types
• exp: NYSE
trading | dealer vs broker
- dealer is a trader that takes the other side (and risk) of a trader
- broker is a go-between representing the customer
trading | broker traits
- represent the order
- find counter-parties
- provide secrecy
- other services (eg. record keeping)
- support the market
trading | market: liquidity, trasparency, assurity
- liquidity traits: narrow bid-ask, depth, resilience
- liquidity inputs: many buyers/sellers, diverse opinions, convenient access, integrity
- transparency: accessible quotes and order confirmations
- assurance: clearing bodies and brokers guarantee both sides
trading | explicit costs
- commissions
- taxes
- stamp duties
- fees
trading | implicit costs
- bid-ask spread
- market, price impact
- opportunity costs
- delay costs (slippage)
trading | VWAP
- metric to measure trading costs
- volume weighted avg price
- based on trade prices and volumes during the period (usually a day)
trading | measuring trading costs
can use VWAP or Implementation shortfall