Pre-writing in Zettelkasten 🗄️

[x] Proper notation for recursion in tick rule / reverse tick rule. See: https://math.stackexchange.com/questions/4640910/notation-when-accessing-sequence-elements-in-recusive-formula
[x] Separate chapter for hybrid approaches through stacking? See questions.md
[x] Separate chapter to discuss the trade initiator? See questions.md
[x] Research if there are any other works that use majority voting or stacking
[x] Check specialist / market maker at CBOE.
[x] "Gipfeln in" Indicate that Grauer et al didn't invent this concept, but applied it most excessively
[x] Add Murjajev to concept of stacking (quote rule (ex) -> quoterule (nbbo))
[x] Motivate depth rule with Glosten 1994 (found in Hagströmer) -> Why depth is informative
[x] Uppercase $p$, $m$ etc.
[x] Denote sells by $-1$ instead of $0$.
[x] Add two ideas of LR algorithm as "intuition"
[x] Better motivate quote rule. See. e. g., Roll (1984) (found in Peterson and Fialkowski)
[x] One sentence about trade initiator -> technical limitation (see peterson and sirri 263)

KarelZe / thesis