\bibitem{} AUTOTRADER.CA. AutoTrader’s 2023 top search data shows aspirational picks, practical purchases. Online. AutoTrader.ca, 2023-12-11. [Accessed 1 Jul. 2024]. Available from: \url{https://www.autotrader.ca/editorial/20231211/autotrader-s-2023-top-search-data-shows-aspirational-picks-practical-purchases} \bibitem{} BCG. It's Time for Marketers to Move Beyond the Linear Funnel. Online. BCG, 2025. [Accessed 18 May 2025]. Available from: \url{https://www.bcg.com/publications/2025/move-beyond-the-linear-funnel} \bibitem{} CANADIAN AUTO DEALER. Provincial new light vehicle sales remain stratified in October. Online. Canadian Auto Dealer, 2024. [Accessed 30 Dec. 2024]. Available from: \url{https://canadianautodealer.ca/2024/11/provincial-new-light-vehicle-sales-remain-stratified-in-october/} \bibitem{} CANADIAN AUTO DEALER. Understanding digital marketing ROI benchmarks in auto retail. Online. 2024. [Accessed 15 Jun. 2025]. Available from: \url{https://canadianautodealer.ca/2024/06/digital-marketing-roi-in-auto-retail} \bibitem{} CHEN, X. et al. How does social media influence car sales? Online. 2023. \bibitem{} DELOITTE. Maximise ROI with Marketing Mix Modelling for Advertising Success. Online. Deloitte, 2024. [Accessed 18 May 2025]. Available from: \url{https://www.deloitte.com} \bibitem{} DRIVING.CA. 10 best-selling luxury auto brands in Canada 2024. Online. Driving.ca, 2024. [Accessed 30 Dec. 2024]. Available from: \url{https://driving.ca/column/driving-by-numbers/10-best-selling-luxury-auto-brands-canada-2024} \bibitem{} EMARKETER. UK digital ad spending by industry 2024. Online. eMarketer, 2024. [Accessed 18 May 2025]. Available from: \url{https://www.emarketer.com/content/uk-digital-ad-spending-by-industry-2024} \bibitem{facebook_cpm_data} FACEBOOK ADVERTISING INSIGHTS. Facebook CPM Benchmarks by Country. Online. WordStream, 2024. [Accessed 12 Jun. 2025]. Available from: \url{https://www.wordstream.com/blog/ws/2024/01/10/facebook-benchmarks} \bibitem{} GOVERNMENT OF CANADA. Select Luxury Items Tax Act. Online. 2022. [Accessed 2 Jul. 2024]. Available from: \url{https://laws-lois.justice.gc.ca/eng/acts/S-7.5/} \bibitem{} GROUPM. This Year, Next Year Global Advertising Forecast. Online. GroupM, 2024. [Accessed 18 May 2025]. Available from: \url{https://www.groupm.com/forecast} \bibitem{} HANSSENS, D.M. et al. Empirical Generalisations About Marketing Impact. Cambridge: MIT Press, 2014. \bibitem{} IPSOS MMA. The ABCs of Marketing Mix Modelling. Online. 2024. [Accessed 25 Apr. 2025]. Available from: \url{https://mma.com/blog/the-abcs-of-marketing-mix-modeling/} \bibitem{} J.D. POWER. 2025 US Vehicle Dependability Study (VDS). Online. J.D. Power, 2025. [Accessed 25 Apr. 2025]. Available from: \url{https://www.jdpower.com/business/press-releases/2025-us-vehicle-dependability-study-vds} \bibitem{} JIN, Y. et al. Bayesian Methods for Media Mix Modelling with Carryover and Shape Effects. Online. Google Research, 2017. \bibitem{} KIJIJI AUTO. Auto Insights Event. [PDF]. 2024. [Accessed 25 Apr. 2025]. Available from: \url{https://ppl-ai-file-upload.s3.amazonaws.com/web/direct-files/attachments/46850236/c0f75aa7-5fb6-43c0-be63-c8e45c59e28c/Auto-Insights-Event.pdf} \bibitem{} MEDIABONNET. Cross-Media Planning Simulation Dashboard (Proprietary synthetic dataset implementation). Proprietary modelling tool, 2025. \bibitem{} MEDIA IN CANADA. Report: How marketers can build brand loyalty with new Canadians. Online. 2023. [Accessed 9 Nov. 2023]. Available from: \url{https://mediaincanada.com/2023/11/09/report-how-marketers-can-build-brand-loyalty-with-new-canadians/} \bibitem{} NAIK, P.A. and PETERS, K. A Hierarchical Marketing Communications Model. Marketing Science, 2009. \bibitem{} OFFICE FOR NATIONAL STATISTICS. Population estimates for the UK: mid-2023. Online. ONS, 2024. [Accessed 15 Jun. 2025]. Available from: \url{https://www.ons.gov.uk} \bibitem{} RETAIL INSIDER. Canadians are shifting their car shopping focus away from aspirational luxury to practicality and affordability. Online. 2024. [Accessed 30 Dec. 2024]. Available from: \url{https://retail-insider.com/bulletin/2024/12/canadians-shifting-car-shopping-focus-away-from-aspirational-luxury-to-practicality-and-affordability/} \bibitem{} SCOTIABANK. Global Auto Report – January 16, 2025. Online. 2025. [Accessed 27 Apr. 2025]. Available from: \url{https://www.scotiabank.com/ca/en/about/economics/economics-publications/post.other-publications.autos.global-auto-report.january-16--2025.html} \bibitem{} STATISTA. Car by type in Canada. Online. 2025. [Accessed 25 Apr. 2025]. Available from: \url{https://www.statista.com/forecasts/998599/car-by-type-in-canada} \bibitem{} STATISTICS CANADA. New motor vehicle sales January 2019 to November 2023. Online. Catalogue 63-007-X, 2024. [Accessed 30 Dec. 2024]. Available from: \url{https://www150.statcan.gc.ca/n1/pub/63-007-x/63-007-x2024001-eng.htm} \bibitem{} STATISTICS CANADA. Population estimates, July 1, 2023. Online. 2024. [Accessed 15 Jun. 2025]. Available from: \url{https://www.statcan.gc.ca/en/subjects-start/population/population-estimates} \bibitem{} TELLIS, G.J. et al. How Global Brands Navigate Market Disruptions. Journal of Marketing, 2019. \bibitem{thinkbox2023} THINKBOX. Navigating the Media Mix: Automotive Category Insights. Online. London: Thinkbox, 2023. [Accessed 18 May 2025]. Available from: \url{https://www.thinkbox.tv/news-and-opinion/opinion/navigating-the-media-mix-automotive-category-insights} \bibitem{} THINKTV. TV advertising ROI. Online. Toronto: ThinkTV Canada, 2024. [Accessed 18 May 2025]. Available from: \url{https://thinktv.ca/research/roi/} \bibitem{vividata_cultural} VIVIDATA. Automotive consumer survey. Online. 2023. Available from: \url{https://www.vividata.ca} \bibitem{wfa_global} WFA. Global Media Market Structures and Investment Ratios. Online. World Federation of Advertisers, 2024. [Accessed 14 Jun. 2025]. Available from: \url{https://wfanet.org} \bibitem{} OPENAI. ChatGPT. AI conversational research assistant. Online. OpenAI, 2025. [Accessed 18 May 2025]. Available from: \url{https://chat.openai.com} \bibitem{} PERPLEXITY.AI. Perplexity – AI-powered research assistant. Online. Perplexity, 2025. [Accessed 18 May 2025]. Available from: \url{https://www.perplexity.ai}