> call phase ends with a random period of 0 to 30 seconds
Impossible to new orders orders
exchange existing
>
enter
for ( manipulation )
1 Makes any attempt spoofing more difficult
3) PRICE DETERMINATION PERIOD
> Principles for determining the auction price ( specific order )
-
Maximum execution principle :
'
price that will the highest executable
create
trading volume
2- Minimum surplus :
'
the price that will result in the smallest surplus
3. Market pressure of the surplus :
side
I
Buy : Take the highest price
'
sell Side : Take the lowest price .
::
, TRADING IN AN OPEN OUCTRY MARKET:
open outery market:(1857 1996)
·
Market participants (e.g. brokers) pathered at specific location
called out of shares
·
the name the
company in which
they wanted to
buy sell
·
Within 7 business days: share certificate and signed transfer forms
3
DISADVANTAGES:
Limited no of shares could be traded on a
daily basis.
Misunderstandings amongst brokers
Hand signals used to communicate
ELECTRONIC TRADING
·
1998: JET SYSTEM (Tohannesburg Equitles Trading System
Continuous screen
trading
·
Computer
·
program connects executable requests.
·passive orders on order books.
&2001: JSE SETS: (stock system (
exchange trading
·
Based London
on
Trading system
Two ways of trading:
·
1. Continuous
trading throughout the
day (similar to (JET)
2. Auctions at certain times of the
day (begs, end of day to ensure fair opening? Closing prices
determined).
&
2007: TSE TRADELECT SYSTEM:
platform was based London.
Trading In
·
·
Considerable Increase in
trading volumes.
2013: MILLENNIUM EXCHANGE:
·
Trading platform moves to
Johannesburg
400 faster Tradelect
Trading times than the
·
Increased market (more shares bought/cold during day)
·
Liquidity can be
3
·
Auctions: lunch-time, late afternoon
morning,
Rest of the
&
day trading takes place on a continuous basis.
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