How Much You Need to Spend at Costco to Break Even on a Membership

Gold Star for $65 per year, and Executive for $130. To determine whether the membership cost makes sense, calculate how much ...
Microsoft

Stochastic fixed-point equation and local dependence measure

We study solutions to the stochastic fixed point equation $X\stackrel{d}{=}AX+B$ where the coefficients $A$ and $B$ are nonnegative random variables. We introduce the ...
Microsoft

Inverse exponential decay: Stochastic fixed point equation and ARMA models

We study solutions to the stochastic fixed point equation $X\stackrel{d}{=}AX+B$ when the coefficients are nonnegative and $B$ is an “inverse exponential decay ...