$\backslash$table$[[\backslash$table$[[$State of$],[$Economy$],[$Bust$]],\backslash$table$[[$Probability of$],[$State of Economy$]],\backslash$table$[[$Security Returns if$],[$State $0$ccurs$]]],[$Roll$,$Ross$],[0\mathrm{.}50,-19\%,12\%$

PLEASE HELP WITH TABLE CALCULATIONS!!!