iPhone App Forecast of Revenue and Costs Assumptions Units Year 1 Yearly Increase Price Per unit Apple Commission Contribution Margin per Unit formula required Fixed Costs Developer Cost - Initial year 1 only Incorporation LLC year 1 only Deveoper Cost - Maintenance Apple Developer License Advertising yearly after year 1 yearly yearly Year 1 Units 2 3 4 5 Q11 Answer: Margin Fixed Costs Profit Profit Loss Sensitivity Analysis 5 year Prof(Loss) as a function of Price Per Unit and changing assumptions above Price per Uni sssss 25% Yearly Increase 50% 75% 100% 1.00 2.00 3.00 4.00 5.00 Sensitivity Analysis 5 year Prof (Loss) as a function of Price Per Unit and hning 5 year using what-if analysis Price per Uni Yearly Increase 25% 50% 75% 100% 1.00 2.00 3.00 4.00 5.00