This site under reconstruction.
Today we live in a world where managers and shareholders expect you to meet the forecast within 5% or you may suffer the consequences. However, a forecast is just that: a forecast, not a perfect prediction or even close to perfect prediction. If somebody consistently meets their forecast quarter after quarter, year after year, then…
There has been a spate of articles depicting bad images of financial professionals. To keep this post short, I will just talk about one, which I read a couple weeks ago. The link to the article I’m referencing is: http://www.thestreet.com/story/12522280/1/5-reasons-executives-arent-good-people.html The article is titled “5 Reasons Executives Aren’t Good People”, written on 3/12/2014 by Jason Notte in The…
Generally, you should use software tools that have been well tested and provide robust results, but there are times when you just need to do your own thing. Maybe the software doesn’t give you the information you need and you need to dig into the details deeper. Or you need to do some ad hoc…
Earlier this week, I read a blog by Paul Krugman on the inaugural of Nate Silver’s FiveThirtyEight website (or maybe the re-birthing of the site). The main point of the blog is that you can’t throw up the data and say “the data speaks for itself”. You need to do some analysis and indicate what the…
Remember when Wall Street swooned into a mini 5 minute crash in 2010? About 9% of the market disappeared in 5 minutes. The forensic guys never really figured out what happened although computerized trading was most commonly alluded as the culprit. Yesterday, I ran across in LinkedIn Pulse a TED talk by Kevin Slavin on…
This post will be a short one since I’m working on a project for a friend. The random function in Excel is kind of a neat function. There are two: 1) rand() and randbetween(a,b). Some uses for it are: 1) Randomize your numbers in Monte Carlo simulation; 2) Randomly organize your numbers if you want to…
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