MoneyScience News |
- Published / Preprint: Preferential Attachment in Online Networks: Measurement and Explanations
- Published / Preprint: Does economics need a scientific revolution?
- Published / Preprint: Agent-based and macroscopic modeling of the complex socio-economic systems
- Blog Post: TheFinancialServicesClub: UK Regulators crucify UK Banks
- Blog Post: TheAlephBlog: Buffett's Career in Less Than 1000 Words
- Blog Post: Falkenblog: Monetary Experts Highlight Financial Mechanism
- Published / Preprint: Barrier Options under L\'evy Processes: a Simple Short-Cut. (arXiv:1303.6340v1 [q-fin.PR])
- Published / Preprint: Comparison of Capital Costs per Route-Kilometre in Urban Rail. (arXiv:1303.6569v1 [q-fin.GN])
- Published / Preprint: Survival of the Unfittest: Why the Worst Infrastructure Gets Built, And What We Can Do about It. (arXiv:1303.6571v1 [q-fin.GN])
- Published / Preprint: Underestimating Costs in Public Works Projects: Error or Lie?. (arXiv:1303.6604v1 [q-fin.GN])
- Miss Roberta Geraci
- Blog Post: emotionalfinance: Behavioural Finance Forum
| Published / Preprint: Preferential Attachment in Online Networks: Measurement and Explanations Posted: 27 Mar 2013 03:31 AM PDT We perform an empirical study of the preferential attachment phenomenon in temporal networks and show that on the Web, networks follow a nonlinear preferential attachment model in which the exponent depends on the type of network considered. The classical preferential attachment model for networks by Barab\'asi and Albert (1999) assumes a linear relationship between the number of neighbors of... Visit MoneyScience for the Complete Article.      |
| Published / Preprint: Does economics need a scientific revolution? Posted: 27 Mar 2013 02:19 AM PDT Economics does not need a scientific revolution. Economics needs accurate measurements according to high standards of natural sciences and meticulous work on revealing empirical relationships between measured variables. Visit MoneyScience for the Complete Article.    |
| Published / Preprint: Agent-based and macroscopic modeling of the complex socio-economic systems Posted: 27 Mar 2013 01:49 AM PDT The current economic crisis has provoked an active response from the interdisciplinary scientific community. As a result many papers suggesting what can be improved in understanding of the complex socio-economics systems were published. Some of the most prominent papers on the topic include (Bouchaud, 2009; Farmer and Foley, 2009; Farmer et al, 2012; Helbing, 2010; Pietronero, 2008). These papers... Visit MoneyScience for the Complete Article.    |
| Blog Post: TheFinancialServicesClub: UK Regulators crucify UK Banks Posted: 27 Mar 2013 01:37 AM PDT In case you missed it, there have been THREE substantial and major regulatory changes announced in the last two days:read more... Visit MoneyScience for the Complete Article.    |
| Blog Post: TheAlephBlog: Buffett's Career in Less Than 1000 Words Posted: 26 Mar 2013 11:04 PM PDT This post is at the behest of my friend Tom Brakke of The Research Puzzle. It is meant to briefly describe how Warren Buffett’s investing changed over the years.read more... Visit MoneyScience for the Complete Article.    |
| Blog Post: Falkenblog: Monetary Experts Highlight Financial Mechanism Posted: 26 Mar 2013 07:29 PM PDT There's an interesting video where several of the world's most esteemed monetary experts got together to honor ex Bank of England Governor Mervyn King, and in the process acknowledged they needed a financial mechanism that affects the general economy. They can't figure it out exactly, they just know finance is very important to the economy.In the meantime, they continue countenance, if not... Visit MoneyScience for the Complete Article.    |
| Posted: 26 Mar 2013 05:30 PM PDT We obtain a very simple way to price a class of barrier options under a huge class of L\'evy processes when a symmetry property, like put-call symmetry, holds. Visit MoneyScience for the Complete Article.    |
| Posted: 26 Mar 2013 05:30 PM PDT Because of the prominent position of urban rail in reducing urban transport-related problems, such as congestion and air pollution, insights into the costs of possible new urban rail projects is very relevant for those involved with cost estimations, policy makers, cost-benefit analysts, and other target groups. Knowledge of the differences in costs per kilometre, including explanations of... Visit MoneyScience for the Complete Article.    |
| Posted: 26 Mar 2013 05:30 PM PDT The article first describes characteristics of major infrastructure projects. Second, it documents a much neglected topic in economics: that ex ante estimates of costs and benefits are often very different from actual ex post costs and benefits. For large infrastructure projects the consequence is cost overruns, benefit shortfalls, and the systematic underestimation of risks. Third, implications... Visit MoneyScience for the Complete Article.    |
| Posted: 26 Mar 2013 05:30 PM PDT This article presents results from the first statistically significant study of cost escalation in transportation infrastructure projects. Based on a sample of 258 transportation infrastructure projects worth US$90 billion and representing different project types, geographical regions, and historical periods, it is found with overwhelming statistical significance that the cost estimates used to... Visit MoneyScience for the Complete Article.    |
| Posted: 26 Mar 2013 06:41 AM PDT    |
| Blog Post: emotionalfinance: Behavioural Finance Forum Posted: 26 Mar 2013 06:17 AM PDT Visit MoneyScience for the Complete Article.    |
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