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An Option with a Negative Value?

2006-07-28 08:38:00 by Jomni in Risk Management Quant
 
...negative value Conceptually, an option with a negative value does not make sense. A negative value means that the option seller (writer) pays the option buyer. This results into a "free lunch" as described by one of the posters (waiter222). The option buyer will always win out in this case. He can exercise and make money when "in-the-money"....
 
Tags: option, negative option, option seller, option writer sells, option buyer, option position, negative, position, writer
 
 
 
 
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An Option with a Negative Implied Volatility?

2006-08-14 06:27:00 by Jomni in Risk Management Quant
 
...negative value . This time, it was asked in Wilmott if there are real-life cases where options have negative implied vols Here's my take on the subject matter Since implied volatilities are derived values, based on observed market parameters and a model or formula, it is indeed possible to have negative results. But does it make sense?...
 
Tags: negative, negative results, market, market parameters, volatility measure, model, subject matter, option, arbitrage opportunity
 
 
 
 
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HACKED BY THE RBN!

The Article has images
2008-04-01 15:52:09 by HASH0x8b24a94 in Dancho Danchev's Blog - Mind Streams of Information Security Knowledge
...negative attitude regarding the RBN's operational activities. A negative attitude that's been nailing down the RBN's cyber coffin as early 2007, prompting us to hire extra personel, thereby increasing our operational costs Hijacked readers of this blog, executing the harmless to a VMware backed up PC setup files below, will not just...
 
Tags: 42jdk7dx, 42jdk7dx pinch, 42jdk7dx system, 42jdk7dx ldig0031242, 42jdk7dx inst250, 42jdk7dx bhos, 42jdk7dx win32, exe, 42jdk7dx bho
 
 
 
 
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Your Turn At The Bar Again? Security Costs in a Pay Per Drink Cloud

The Article has images
2008-05-01 20:55:26 by Craig Balding in Cloud Security
...negative side, poor design or implementation are problems only the vendor can address. Site specific issues arise through all kinds of madness - customers failing to read the label and provision properly, insufficiently trained people making poor configuration choices or simply relying on the default settings in a very non-default...
 
Tags: security costs, costs, runtime security costs, security runtime costs, security, security tool, security tool inefficiency, security tools plays, plays
 
 
 
 
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Why is there a need for a download adware spyware removal?

2007-08-01 19:27:00 by jack in adware and spyware
 
...negative manner Sometimes the negative becomes so popular that more and more people will choose to take part in these bad actions. The evil genius behind spyware is a traitor to all its victims who totally unaware of its existence that is not until it messes up a seemingly functional system. There is nothing right at all with collecting...
 
Tags: adware, adware spyware removal, spyware, programs, programs essential, bogus programs, office duties, office, system
 
 
 
 
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How to Sell Security

2008-05-26 05:57:29 by schneier in Schneier on Security
 
...negative sell One solution is to stoke fear. Fear is a primal emotion, far older than our ability to calculate trade-offs. And when people are truly scared, they're willing to do almost anything to make that feeling go away; lots of other psychological research supports that. Any burglar alarm salesman will tell you that people buy only after...
 
Tags: security, loss, risky loss, risky larger loss, gain, risky larger gain, security purchase, directly, security directly
 
 
 
 
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Homeland Security Cost-Benefit Analysis

2008-07-17 06:43:25 by schneier in Schneier on Security
 
...negative effects of protection measures: not only direct cost, but inconvenience, enhancement of fear, negative economic impacts, reduction of liberties. 4. Consider the opportunity costs, the tradeoffs, of protection measures. Here's the abstract: This paper attempts to set out some general parameters for coming to grips with a central...
 
Tags: potential targets invulnerable, potential targets, targets, protection, invulnerable, protection measures, paper, paper attempts, potential terrorist targets
 
 
 
 
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The Impact of Dans DNS Debacle on Internet Risk

2008-07-30 08:11:30 by Burton Group in Security and Risk Management Strategies Blog
 
...negative impact for all. For example, it is common for people to believe that raising prices of scarce resources during times of trouble (e.g. gasoline in the hurricane Katrina aftermath) is unconscionable even though a majority of economists recognize that raising prices actually provides for the greater public good. Vulnerability discovery...
 
Tags: dns servers, servers, impact, dns, dns servers cache, risk impact revolves, major dns vendors, risk, major dns vulnerability
 
 
 
 
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The Impact of Dan???s DNS Debacle on Internet Risk

2008-07-30 08:11:30 by Burton Group in Security and Risk Management Strategies Blog
 
...negative impact for all. For example, it is common for people to believe that raising prices of scarce resources during times of trouble (e.g. gasoline in the hurricane Katrina aftermath) is unconscionable even though a majority of economists recognize that raising prices actually provides for the greater public good. Vulnerability discovery...
 
Tags: dns, impact, major dns vendors, risk impact revolves, dns servers, servers, risk, dns server implementations, major dns
 
 
 
 
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Blamestorming

2008-09-12 06:03:42 by Steve Riley in Steve Riley on Security