From f8a4f11d029a6514b6672710d20314297a50a34b Mon Sep 17 00:00:00 2001 From: Nuno Sempere Date: Sun, 19 Feb 2023 21:46:47 +0000 Subject: [PATCH] tweak: save some changes --- blog/2023/02/04/just-in-time-bayesianism/index.md | 4 +++- blog/2023/02/11/inflation-proof-assets/index.md | 2 ++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/blog/2023/02/04/just-in-time-bayesianism/index.md b/blog/2023/02/04/just-in-time-bayesianism/index.md index 0328f4b..c5ff43b 100644 --- a/blog/2023/02/04/just-in-time-bayesianism/index.md +++ b/blog/2023/02/04/just-in-time-bayesianism/index.md @@ -86,7 +86,7 @@ But now, with more and more encounters, the probability assigned by the second h ![](https://i.imgur.com/UntdNrR.png) -In particular, you need to experience around as many interactions as you previously have without a dog for \(p(n) =\frac{2}{n+2}\) to halve. But note that this in expectation approximately produces another dog bite! Hence the optimal move might be to avoid encountering new evidence (because the chance of another dog bite is now too large), hence the trapped priors. +In particular, you need to double the amount of interactions with a dog and then condition on them going positively (no bites) for \(p(n) =\frac{2}{n+2}\) to halve. But note that this in expectation approximately produces another two dog bites[^4]! Hence the optimal move might be to avoid encountering new evidence (because the chance of another dog bite is now too large), hence the trapped priors. #### ...philosophy of science @@ -132,6 +132,8 @@ In conclusion, I sketched a simple variation of subjective Bayesianism that is a [^3]: The author appears to be the [cofounder of DeepMind](https://en.wikipedia.org/wiki/Shane_Legg). +[^4]: \(E[\text{new bites}] = n \cdot p(bite) = n \cdot \frac{2}{n+2} \approx 2\). Note that this is ex-ante, as one is deciding whether to gather more evidence. +

diff --git a/blog/2023/02/11/inflation-proof-assets/index.md b/blog/2023/02/11/inflation-proof-assets/index.md index 08f4a79..a897381 100644 --- a/blog/2023/02/11/inflation-proof-assets/index.md +++ b/blog/2023/02/11/inflation-proof-assets/index.md @@ -15,6 +15,8 @@ Some other asset classes I looked into: - Government bonds - Real state assets - Various financial instruments + - [Inflation protected bonds](https://www.bankofcanada.ca/markets/government-securities-auctions/calls-for-tenders-and-results/real-return-bonds/real-return-bonds-index-ratio/) (uncommon) + - [Inflation prediction markets](https://kalshi.com/forecasts/inflation) (restricted in volume) - Venture capitalist investments - A clan or family - Some other engine of value