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Is interactive brokers' paper trader for forex representative of the real time execution and fees? Please feel free to share your experience trading forex with ib, sim or live. Thank you.

do they use the sum of the volume of all the puts vs the sum of volume of all the calls? I tried it with the yahoo link above, volume of puts / (volume of puts + volume of calls) = 65%.

Yestoday on news, a reporter said that BP's option is showing that 63% of the market are betting that BP's price will go down in the future. I would like to know how he come up with this number (63%) and how to look at options to get a clue of what the reporter is saying. I googled...

Does anyone have the ninjatrader replay data with market depth for Dax and DJ Euro Stoxx from 25th April 2007 to 4th May 2007 (total 8 trading days)? It would be great that the data is from the zenfire or other good quality datafeed. Thank you.

Does anyone have experience using Ensign to run backtesting and optimization? If so, Could you please tell me whether it has the ability to optimize automatically and how to do it? I have not found a documentation or video support on their site that shows the optimization. I email...

thanks for the suggestion, I will look into them.

Basically it's what flyingdutchmen says. We can try to obtain valuable information from the statistical result then create trading strategies out of it. Thus, we develop a better understanding of the market before formulating the trading strategies. With the current backtesting software, like...

I'm sorry for double posting, I created another thread on the same topic earlier today, but at the time, it said I didn't have the permission for posting threads. I didn't know that thread was actually created. Sorry!

Many backtesting software, such as tradestation and ninjatrader, let us backtest trading strategies where you define entry and exit signals. Basically, it's only for testing Trades through historical data. However, they don't allow us to conduct statistical study to find out characteristics of...

Hello, Most backtesting software such as tradestation, ninjatrader, etc only let us backtest trading strategies. I would like to know whether there are software that let us conduct statistical study to find out characteristic of the market or the price movement. I have been using excel...