R&D Portfolio Funnel: Stage-Gate Attrition Under a Budget |…

What is the R&D Portfolio Funnel?

The R&D Portfolio Funnel represents a structured approach to managing technology projects through multiple stages, from initial research to final launch. Each stage has its own set of challenges and costs, with attrition rates determining which projects continue or are cut.

This model is particularly useful in understanding the impact of budget constraints on project success and failure probabilities.

Stage-Gate Attrition Mechanism

Attrition in this context refers to the process where, at each stage gate, a certain percentage of projects fail to meet the criteria for advancement. This is often modeled using logistic functions that determine the probability of a project passing through the gate.

The attrition rate can be influenced by various factors such as market fit, technological feasibility, and financial viability, which are reflected in the budget constraints and costs associated with each stage.

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Budget Constraints and Cost Management

In the R&D Portfolio Funnel model, a fixed total budget is allocated across all stages. This budget influences the attrition rates at each gate; projects that consume more resources are less likely to pass through due to higher costs.

Cost management becomes crucial as it directly impacts the number of projects that can be funded and their chances of success.

Implications for R&D Strategy

The model highlights the importance of strategic planning in R&D, where decisions about project selection and resource allocation are critical. It also underscores the need to balance risk with potential rewards.

By simulating different scenarios, stakeholders can better understand how varying budget allocations and attrition rates affect overall portfolio performance.

Frequently asked questions

How does the R&D Portfolio Funnel help in decision-making?

The funnel helps in identifying which projects are most likely to succeed by simulating their progression through various stages, allowing for informed decisions about resource allocation and project prioritization.

What is a stage gate in this context?

A stage gate refers to the decision points at which projects must pass certain criteria before advancing to the next phase of development. These gates are critical for filtering out less viable projects early on.

Can the model be used for any type of R&D project?

Yes, the model can be adapted for various types of R&D projects by adjusting the attrition rates and costs to reflect specific industry or technology characteristics.

How does budget allocation affect the funnel's outcome?

Budget allocation directly influences the attrition rates at each stage. A more generous budget can increase the number of projects that pass through, but it also means higher overall costs and a need for careful cost management.

Try it live

Everything above runs in your browser — open R&D Portfolio Funnel: Stage-Gate Attrition Under a Budget and change the parameters while it is running. Nothing is installed, nothing is uploaded, the whole model lives in one tab.

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