Trading costs are not included during the back test. Since the portfolios are bu... | Hacker News

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		hydershykh on Sept 10, 2020 \| parent \| context \| favorite \| on: Show HN: Eiten – open-source tool for portfolio op... Trading costs are not included during the back test. Since the portfolios are buy and hold, there won't be a lot of trades. Therefore, it seemed like a reasonable assumption to ignore the trading costs especially with all the 0-commission brokerage firms out there.

schemescape on Sept 10, 2020 [–]

In addition to trading fees, it would be good to track taxable events, (dividends and capital gains) and let the user specify tax rates on these.

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