Consult the code

Dear professor, Recently I was reading The paper "The Macroeconomics of Central Bank Issued Digital
Currencies ", I hope to copy this article, but the code is not good enough. Do you have the code of this article? Could you please share one with me if possible?
Staff-Working-Paper-No.-605-The-macroeconomics-of-central-bank-issued-digital-currencies-John-Barrdear-and-Michael-Kumhof-July-2016.pdf (908.6 KB)