Articles cited:

Inflation in America may be even worse than thought

https://www.economist.com/graphic-detail/2022/06/13/inflation-in-america-may-be-even-worse-than-thought

Consumer spending declines in May amid high inflation

https://www.thedenverchannel.com/news/national/consumer-spending-declines-in-may-amid-high-inflation

GroupM Forecasts Ad Spend Growth, Though Less Than Last Year's, Despite Economic Conditions

https://www.adweek.com/agencies/groupm-forecasts-ad-spend-growth-though-less-than-last-years-despite-economic-conditions/

The Supply Chain Crisis Broke The Marketing Rules. You Should, Too

https://www.mediapost.com/publications/article/374755/the-supply-chain-crisis-broke-the-marketing-rules.html?utm_source=newsletter&utm_medium=email&utm_content=headline&utm_campaign=126572&hashid=7639cEm8QMuvP1r55a7Zsw

WHAT PERCENTAGE OF GROSS REVENUE SHOULD BE USED FOR MARKETING & ADVERTISING?

https://www.zippia.com/advice/what-percentage-of-gross-revenue-should-be-used-for-marketing-advertising/#:~:text=A%20general%20rule%20of%20thumb,revenue%20peaked%20in%20June%202020.

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