Anomalies
Follow
Find tag "policy"
297 views | +0 today
Anomalies
Outliers, aberrations, fat tails, trouble at the mill and maybe something good once in awhile
Your new post is loading...
Your new post is loading...
Rescooped by Ellie Kesselman Wells from Algorithmic Trading and Market Microstructure
Scoop.it!

Nanex ~ The Cost of HFT

Nanex ~ The Cost of HFT | Anomalies | Scoop.it
The cost of #HFT - new charts showing growth of quotes vs trades since 2000 http://t.co/YYI2XNpGf1

Via M. Edward (Ed) Borasky
Ellie Kesselman Wells's insight:

Now versus 1999: 100 times as many quotes, same trading volume

Chronology: Reg NMS - January 2006

Advent of high frequency trading - March 2006

more...
No comment yet.
Scooped by Ellie Kesselman Wells
Scoop.it!

The Cybercrime Wave That Wasn’t

The Cybercrime Wave That Wasn’t | Anomalies | Scoop.it

Ill-gotten gains are artificially bounded by zero, as there is no data on losses experienced by cybercriminals. Thus the shape and skew (mean and stdev too!) of frequency distributions are incorrect. Also: "Cybercrime surveys... exhibit a pattern of enormous, unverified outliers dominating the data... 90% of the estimate [was] from the answers of 1 or 2 individuals."  The significant harm experienced by users rather than the small gain achieved by hackers is the true measure of the cost of cybercrime.

more...
No comment yet.
Rescooped by Ellie Kesselman Wells from Frontiers of Journalism
Scoop.it!

Empirical Studies of Conflict

Empirical Studies of Conflict | Anomalies | Scoop.it

 

 

 

 

 


Via M. Edward (Ed) Borasky
Ellie Kesselman Wells's insight:

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

The Empirical Studies of Conflict Project (ESOC) is a new resource for identifying, then analyzing conflict, insurgency or civil war data. It should be helpful for geopolitical risk assessment including changing trends in global political violence.

more...
No comment yet.