Friday, July 20, 2012

MoneyScience News

MoneyScience News


Published / Preprint: How news affect the trading behavior of different categories of investors in a financial market

Posted: 20 Jul 2012 05:07 AM PDT

We investigate the trading behavior of a large set of single investors trading the highly liquid Nokia stock over the period 2003-2008 with the aim of determining the relative role of endogenous and exogenous factors that may affect their behavior. As endogenous factors we consider returns and volatility, whereas the exogenous factors we use are the total daily number of news and a semantic...

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RT @QFINANCEnews: Hugh Hendry proud to exist outside 'the accepted belief system' http://t.co/Rhct7NUn

Posted: 20 Jul 2012 05:07 AM PDT

moneyscience: RT @QFINANCEnews: Hugh Hendry proud to exist outside 'the accepted belief system' http://t.co/Rhct7NUn

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Blog Post: TheFinancialServicesClub: What's banking got to do with The Price of Fish?

Posted: 20 Jul 2012 05:06 AM PDT

Professor Michael Mainelli and Ian Harris (see biogs at end of blog entry) are regular guests of the Financial Services Club, and were invited back to close the London season of meetings with an engaging discussion about the Price of Fish.read more...

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Published / Preprint: Microscopic understanding of heavy-tailed return distributions in an agent-based model

Posted: 20 Jul 2012 04:51 AM PDT

The distribution of returns in financial time series exhibits heavy tails. In empirical studies, it has been found that gaps between the orders in the order book lead to large price shifts and thereby to these heavy tails. We set up an agent based model to study this issue and, in particular, how the gaps in the order book emerge. The trading mechanism in our model is based on a double-auction...

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Published / Preprint: Do arbitrage-free prices come from utility maximization?

Posted: 20 Jul 2012 04:51 AM PDT

In this paper we ask whether arbitrage-free prices are obtained by utility maximization. This is found to be true for any given investor, provided that one considers the marginal utility-based prices relative to all initial endowments with finite utility.

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Published / Preprint: How Random are Online Social Interactions?

Posted: 20 Jul 2012 04:51 AM PDT

The massive amounts of data that social media generates has facilitated the study of online human behavior on a scale unimaginable a few years ago. At the same time, the much discussed apparent randomness with which people interact online makes it appear as if these studies cannot reveal predictive social behaviors that could be used for developing better platforms and services. We use two large...

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RT @GTCost: RT @Alea_: Germany is right to ask for austerity (Edmund Phelps) http://t.co/J04FJScD

Posted: 20 Jul 2012 02:29 AM PDT

moneyscience: RT @GTCost: RT @Alea_: Germany is right to ask for austerity (Edmund Phelps) http://t.co/J04FJScD

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Published / Preprint: Isoelastic Agents and Wealth Updates in Machine Learning Markets

Posted: 20 Jul 2012 02:17 AM PDT

Recently, prediction 91f markets have shown considerable promise for developing flexible mechanisms for machine learning. In this paper, agents with isoelastic utilities are considered. It is shown that the costs associated with homogeneous markets of agents with isoelastic utilities produce equilibrium prices corresponding to alpha-mixtures, with a particular form of mixing component relating...

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The Financial Education Daily is out! http://t.co/TYluKzUv ⸠Top stories today via @ipade

Posted: 20 Jul 2012 12:27 AM PDT

BusinessSchools: The Financial Education Daily is out! http://t.co/TYluKzUv â–¸ Top stories today via @ipade

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Blog Post: WealthandCapitalMarketsBlog: 8.21.12: Celent Asia Webinar: Japan's Derivatives Market: Toward Greater Stability and Transparency

Posted: 19 Jul 2012 08:30 PM PDT

Celent analyst KyongSun Kongread more...

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Blog Post: Falkenblog: Low Vol Momentum

Posted: 19 Jul 2012 08:21 PM PDT

So, I was in Boston talking about low volatility to a couple of groups. I met a couple of current practitioners and it is very interesting to hear about the different approaches these guys take. They tend to have very different takes on what is going on, and what investors really care about, and these subtle differences lead to very different portfolios if you are talking about choosing 100...

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Published / Preprint: Digital double barrier options: Several barrier periods and structure floors. (arXiv:1207.4608v1 [q-fin.PR])

Posted: 19 Jul 2012 05:33 PM PDT

We determine the price of digital double barrier options with an arbitrary number of barrier periods in the Black-Scholes model. This means that the barriers are active during some time intervals, but are switched off in between. As an application, we calculate the value of a structure floor for structured notes whose individual coupons are digital double barrier options. This value can also be...

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Published / Preprint: Do arbitrage-free prices come from utility maximization?. (arXiv:1207.4749v1 [q-fin.PM])

Posted: 19 Jul 2012 05:33 PM PDT

In this paper we ask whether arbitrage-free prices are obtained by utility maximization. This is found to be true for any given investor, provided that one considers the marginal utility-based prices relative to all initial endowments with finite utility.

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Blog Post: iMFdirect: Mind The Gap: Policies To Jump Start Growth in the U.K.

Posted: 19 Jul 2012 07:08 AM PDT

read more...

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Cass's Dubai Centre targets potential entrepreneurs

Posted: 19 Jul 2012 06:58 AM PDT

Business School adds Entrepreneurship stream to EMBA programme

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Financial Technology News Report is out! http://t.co/Jds9GCg0 : Top stories today via @NiemannCapital @coremetrics @InterSystems

Posted: 19 Jul 2012 05:50 AM PDT

fin_tech: Financial Technology News Report is out! http://t.co/Jds9GCg0 â–¸ Top stories today via @NiemannCapital @coremetrics @InterSystems

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@Cassinthenews: Delegation from Cass Business School visits Dubai International Financial Center http://t.co/RJnENV9u

Posted: 19 Jul 2012 04:59 AM PDT

BusinessSchools: @Cassinthenews: Delegation from Cass Business School visits Dubai International Financial Center http://t.co/RJnENV9u

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