Should I do a really long and wonky thread on fixed income returns + the yield curve?
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I think of it this way: carry explains the E[r] and rate changes explain the variance. Over a short period, sqrt(t) * volatility >> t * E[r]. Over a long enough period, t * E[r] >> sqrt(t) * volatility.
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irl would you use sqrt(t) or replace it with something less steep outside regular session?
End of conversation
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on roll yield or leverage)
A (long)
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(I wrote about this back in 2017 too: