Based on the quarter ended March 2023 financial results on investor.siriusxm.com , below and discuss whether Sirius XM's recent financial reports indicate that its business model is working.

(i) Are its subscription fees increasing or declining?

(ii) Are its revenue stream advertising and equipment sales growing or declining?

(iii)Does its cost structure allow for acceptable profit margins

SIRIUS XM HULDINGS INC. AND SUBSIDIARIES CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (in millions, except per share data) Revenue: Subscriber revenue Advertising revenue Equipment revenue Other revenue Total revenue Operating expenses: Cost of services: (UNAUDITED) For the Three Months Ended March 31, 2023 2022 1,691 $ 1,713 375 383 46 53 32 37 2,144 2,186 Revenue share and royalties Programming and content 700