### Marketing Mathematics

The basic marketing math that is needed to help make marketing decisions are below. These are critical to understand when performaing case analysis.

They include:

### Market Segment Sizing

Estimate the number of customers by starting with the most general population, and then reducing according to the characteristics of the actual segment being sought.
Segment value = Number of Customers x Value per Customer
Number of Customers = Population x Segment Size (%) x Segment Penetration (%)
Customer Value = Customer Usage Rate x Unit Price (\$) x Unit Contribution (%)

**Discussion Topic: Any isues with respect to the above marketing mathematics?

### Marketing Information Collection

Marketing Information System:
1. Internal records
2. marketing intelligience system
3. marketing research
1. defining problem and research objectives
2. developing the research plan
3. collecting information
4. analyzing information
5. presenting findings
4. marketing decision support system
**Discussion Topic: Assess the impact of the web on the area of data gathering.

Primary research: Data gathering.
Example surveys:
Stanford Web-site Survey
Wharton Matric Survey

**Discussion Topic: After reviewing the Wharton and Stanford surveys, discuss the goals of the surveys, in terms of what each school is trying to learn. Comment on the effectiveness of each survey.

Note: Zoomerang is a great resource for designing online surveys.

Balance between data gathering and the need for privacy.
Junkbusters.com: A great site to explore your privacy rights/issues.

Some useful secondary resource sites on the web:
Cyberatlas.com, CommerceNet, American Marketing Association, A Business Researchers Interests, Bloomberg, C/Net, EDGAR, Hoover's, National Trade Data Bank, Public Register's Annual Report Service
Government
Census Bureau, FedWorld, Thomas
International
The Electronic Embassy, I-Trade, The United Nations
Non Profit
Idealist.org, Internet Non Profit Center, Nonprofit Resource Center

Importance of demand analysis, market demand, product demand, expansible markets.

### Macroenvironment

• Demographic
• Economic
• natural
• technological
• political/legal
• social/cultural
interrelationships