求购下列的研习课程相关的PDF和XLS，谢谢！ ！

Reinsurance Negotiation: Confidential Information for JLT Insurance Company
https://hbr.org/product/reinsurance-negotiation-confidential-information-for-jlt-insurance-company/311111-PDF-ENG

Reinsurance Negotiation: Confidential Information for Auburn Re
https://hbr.org/product/recommended/an/311112-PDF-ENG?referral=02542&cm_vc=rr_item_page.rr1

Reinsurance Negotiation: Confidential Information for Brack Re
https://hbr.org/product/recommended/an/311113-PDF-ENG?referral=02542&cm_vc=rr_item_page.rr1