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Questions tagged [financial-markets]

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0 votes
1 answer
109 views

Stock split and fractional shares

One of the main reasons for the stock split is liquidity. By increasing the number of shares, the new price will be half or one-third, depending on the split ratio. Wouldn't it be possible to achieve ...
XY0's user avatar
  • 127
1 vote
2 answers
151 views

MM quotes replacement time in HFT

Market Makers quote on the minimum quote requirements of the market set by regulators, and they are also free to quote as they wish. In High Frequency Trading, when quotes are hit, MM will replace ...
Vangelis's user avatar
0 votes
1 answer
44 views

Price Discovery in assets - Generalized Information Share (GIS) approach proposed by Donald Lien and Keshab Shrestha

I am interested in doing research in price discovery of assets. I came across a measure for price discovery, called the Generalized Information Share (GIS) approach proposed by Donald Lien and Keshab ...
R Python user's user avatar
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0 answers
58 views

Profit optimal algorithm for market clearing

There is a well known offline profit optimal algorithm for market clearing (matching buy-bids with sell-bids, visit for more details) which is based on bipartite weighted matching. This algorithm ...
Grigori's user avatar
3 votes
0 answers
79 views

FRTB - Federal Reserve vs Basel

The federal reserve has released its proposed Market Risk rules for Basel III. https://www.federalreserve.gov/newsevents/pressreleases/bcreg20230727a.htm Is anyone aware of any resource that compares ...
Frank Cho's user avatar
1 vote
1 answer
80 views

Conditions for market completeness

We know that a market is called complete if it is possible to replicate any future payoff trading in its securities. Is there an exhaustive list of requirements that when satisfied imply market ...
Andrei's user avatar
  • 41
1 vote
1 answer
339 views

Assuming perfect liquidity

I encountered this phrase in the textbook by Hans Schumacher For the purposes of this textbook, a mathematical model for a financial market consists of a specification of the joint evolution of ...
Bio's user avatar
  • 115
1 vote
0 answers
94 views

Market risk factor proxies examples [closed]

I am reading some corporate documentation, including the notion of market risk factor proxy. Could you provide some examples of risk factors and their proxies? What I find obvious is the observable ON ...
Vnature's user avatar
  • 145
1 vote
0 answers
100 views

Market value of futures [closed]

What is the market value of an (index) futures? I guess the market value is either: quantity * contract size * price zero, if the daily unrealized PnL is ...
Tomas's user avatar
  • 151
1 vote
0 answers
78 views

Understanding and calculating all the trading fees

I'm trying to make a simple script that calculates fees (commission, regulatory, exchange and others). Taking Fee Table from IBKR as an example I have a few questions: Is "Value of Aggregate ...
cc88's user avatar
  • 75
0 votes
0 answers
34 views

How to predict what stage of business cycle we are currently in based off of unemployment indicators

I am trying to predict what part of the business cycle (Early, Mid, Late 1, Late 2) we are currently in by looking at unemployment indicators. Qualitatively, I've reasoned that: . Early Mid Late 1 ...
worldCurrencies's user avatar
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0 answers
70 views

What could be a real-life example of sectors and instruments in a Financial Market in the context of this Portfolio Optimization Problem?

Recently I've been reading about mathematical models in finances and economics; however, I encountered this book chapter: Nagurney, A. (1993). Financial Equilibrium. In: Network Economics: A ...
AlephZero's user avatar
  • 101
3 votes
1 answer
225 views

Interpreting the average correlation figure in Pozzi et al. (2013) paper

Has anyone read the paper "Spread of risk across financial markets:better to invest in the peripheries" by F. Pozzi, T. Di Matteo & T. Aste? If so, how do you interpret equation (1) in ...
user60352's user avatar
0 votes
0 answers
76 views

Why "hedging motives" and "heterogeneous preferences" are explanation for "under diversification puzzle"?

Han et al. 2021 documented something relating to the "under diversification puzzle": Standard explanations for under diversification include hedging motives and heterogeneous preferences, ...
Phil Nguyen's user avatar
3 votes
1 answer
808 views

Inflation effect on FX rates

With UK's inflation surging to 3.2% as per the published figures today reported by the FT, it is interesting to ponder the effect of rising inflation on FX rates. The article linked above points out ...
Jan Stuller's user avatar
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