Below are links to the benchmark data used in the Xight Marketing Budget Tool:

“2018 Benchmarks, Budgets, and Trends - North America.” Content Marketing Institute, Content Marketing Institute, MarketingProfs, Brightcove, Sept. 2018, https://cmosurvey.org/wp-content/uploads/sites/15/2018/08/The_CMO_Survey-Highlights_and_Insights_Report-Aug-2018.pdf

“B2B Marketing: Where Are the Dollars Going?” EMarketer, EMarketer, 2 Mar. 2015, www.emarketer.com/Article/B2B-Marketing-Where-Dollars-Going/1012123.

Churchill , Neil C, and Virginia L Lewis. “The Five Stages of Small Business Growth.” Hbr.org, Harvard Business Review, 18 Nov. 2015, www.hbr.org/1983/05/the-five-stages-of-small-business-growth.  

Dainty, Ian. “What Percentage of Revenue Should B2B Companies Spend on Marketing and Sales?” Business 2 Community, Business 2 Community, 4 Jan. 2014, www.business2community.com/b2b-marketing/percentage-revenue-b2b-companies-spend-marketing-sales-0729578#ek8c4Wvle0iepsBE.97.

Fifield, Adam. “5 Tips to Nail Down Your 2016 Digital Marketing Budget.” Business 2 Community, Business 2 Community, 24 Nov. 2015, www.business2community.com/marketing/5-tips-to-nail-down-your-2016-digital-marketing-budget-01382833#4lE87jmyOjijHMTd.97.

“Forrester-B2B-Budget-Allocations-in-2015-Jan2015.” Marketing Charts, www.marketingcharts.com/traditional/b2b-marketers-budget-allocations-in-2015-50732/attachment/forrester-b2b-budget-allocations-in-2015-jan2015/.

Gadhvi, Sachin, and Wendy Harrington. “Marketing Is a (Buyer) Journey, Not a Destination.” Www.thecmoclub.com, The CMO Club, IBM, 25 Aug. 2015, www.thecmoclub.com/wp-content/uploads/2015/08/ibm_research_brief_08.25.2015.pdf.

Gendusa, Joy. “How Much Should You Spend on Marketing?” Small Business Marketing Tools, 4 Apr. 2016, www.sbmarketingtools.com/much-spend-marketing/.

Henley, James, and Matthew Ross. “Product Life Cycle and Industry Life Cycle.” Encyclopedia of Management, Reference for Business, www.referenceforbusiness.com/management/Or-Pr/Product-Life-Cycle-and-Industry-Life-Cycle.html.

“How Much Should a Company Spend on Marketing?” ThriveHive, ThriveHive, 22 Dec. 2015, www.thrivehive.com/how-much-should-a-company-spend-on-marketing.  

“Industry Life Cycle - Encyclopedia - Business Terms.” Inc.com, Inc., www.inc.com/encyclopedia/industry-life-cycle.html.

Janssen, Thierry. “White Paper The 7 Stages of Business Life Cycle.” Www.docplayer.net, DocPlayer, www.docplayer.net/21162726-White-paper-the-7-stages-of-business-life-cycle.html.  

Leone, Chris. “How Much Should You Budget For Marketing in 2019?” How Much Should You Budget For Marketing In 2018?, WebStrategies, 19 Sept. 2018, www.webstrategiesinc.com/blog/how-much-budget-for-online-marketing-in-2014.

Olenski, Steve. “A Practical Guide To Determining Your Perfect Marketing Budget.” Forbes, Forbes Magazine, 21 Dec. 2015, www.forbes.com/sites/steveolenski/2015/12/21/a-practical-guide-to-determining-your-perfect-marketing-budget/#749335975030.

“Organizational Life Cycle.” Wikipedia, Wikimedia Foundation, 10 Oct. 2018, https://en.wikipedia.org/wiki/Organizational_life_cycle.  

Petch, Neil. “The Five Stages Of Your Business Lifecycle: Which Phase Are You In?” Entrepreneur, Entrepreneur, 29 Feb. 2016, www.entrepreneur.com/article/271290.

“Product Lifecycle Stages.” Product Life Cycle Stages, Living Better Media, www.productlifecyclestages.com/.  

Staff, Investopedia. “Life Cycle.” Investopedia, Investopedia, www.investopedia.com/terms/l/lifecycle.asp.

“Survey Results Archive.” The CMO Survey, Deloitte, Duke Fuqua, American Marketing Association, Aug. 2018, www.cmosurvey.org/results/.  

“What Is Business Life Cycle? Definition and Meaning.” BusinessDictionary.com, www.businessdictionary.com/definition/business-life-cycle.html.

Zahorsky, Darrell. “The 7 Stages of Starting and Running a Business.” The Balance Small Business, The Balance, 10 Nov. 2018, www.thebalance.com/find-your-business-life-cycle-2951237.