Dear Professor jpfeifer ; Thank you very much for the answers you give to our questions.We appreciate your help.
I have a question about the steady state in the BGG models. Thanks for guiding me
in the articles of Professor Lawrence Christiano:
I must also say that: B is loan, Z is loan interest rate, K is capital,R_k is Capital rate of return,omega is idiosyncratic shock, omegatilde is cutoff point of default,q is price of capital.