Cost Benefit Analysis

Cost–Benefit Analysis

Primary Category: Strategy & Investment Governance

Secondary Focus: Resource Allocation, Policy Evaluation, and Value-Based Decision Making

Artifact Profile

Cost–Benefit Analysis (CBA) is a governance artifact for comparing the total expected costs and benefits of alternative actions in economic terms. It enables transparent, defensible decisions by making tradeoffs explicit and grounding choices in net value rather than intuition or politics.

Using the decision context, alternative options, cost categories, benefit categories, and time horizon, the artifact structures how economic impacts are identified, quantified, and compared. It incorporates risk, uncertainty, and timing so that near-term and long-term consequences are evaluated on a consistent basis.

This artifact is built for executives, finance and strategy teams, program managers, and governance bodies who must prioritize investments, allocate limited resources, and justify decisions to stakeholders using clear economic logic.

Three Key Questions This Artifact Helps You Answer

• Which option delivers the greatest net benefit relative to its cost and risk?

• What costs and benefits—direct, indirect, and long-term—should be considered in this decision?

• How sensitive is the outcome to assumptions about timing, risk, and uncertainty?

What This Framework Supports

This artifact supports executives, finance and strategy teams, program leaders, and governance bodies seeking:

• Transparent comparison of alternatives based on total expected costs, benefits, and net value

• Consistent treatment of direct, indirect, short-term, and long-term economic impacts

• Explicit incorporation of risk, uncertainty, and timing into investment decisions

• Defensible prioritization of initiatives under budget and resource constraints

How It Is Used

The artifact provides a structured economic governance framework that guides decision-makers through:

• Defining the decision context, alternatives, time horizon, and evaluation criteria

• Identifying and quantifying relevant cost and benefit categories for each option

• Incorporating uncertainty, discounting, and sensitivity to key assumptions

• Producing net benefit, benefit–cost ratios, and a clear economic rationale for governance approval

This enables organizations to treat economic tradeoffs as a governed decision process, ensuring that choices are grounded in value creation rather than intuition, politics, or incomplete analysis.

What This Produces

• Itemized costs and benefits for each alternative

• Net benefit or benefit–cost ratio comparison

• Clear economic rationale for the recommended option

• Visibility into assumptions, timing, and sensitivity to risk

Common Use Cases

• Evaluating capital investments, programs, or policy options

• Prioritizing initiatives under budget constraints

• Comparing multiple alternatives with different cost and benefit profiles

• Providing quantitative justification to stakeholders

• Testing the economic impact of design or scope changes

How This Artifact Is Different

Unlike informal business cases or purely financial models, this artifact embeds economic reasoning into a governed decision framework. It ensures that all major costs and benefits are explicitly identified, assumptions are transparent, and tradeoffs are evaluated consistently across alternatives.

Related Framework Areas

This artifact is commonly used alongside other SolveBoard frameworks focused on:

• Portfolio governance, investment prioritization, and capital allocation

• Risk assessment, assumption testing, and uncertainty analysis

• Business case development, financial modeling, and performance management

• Executive review, accountability systems, and governance reporting

Related Terms

Cost–benefit analysis, economic evaluation, investment analysis, benefit–cost ratio, financial decision making, policy analysis, capital allocation, value assessment.

Framework Classification

This artifact is part of the SolveBoard library of structured decision and governance frameworks. It is designed as a repeatable economic evaluation and investment governance framework rather than a financial spreadsheet, ad hoc business case, or informal justification.

Cost–Benefit Analysis: Evaluate Economic Tradeoffs

Comparing the total expected costs and benefits of alternatives to support rational decision-making

Definition

Cost–Benefit Analysis (CBA) is a decision-support method that quantifies and compares the expected costs and benefits of alternative actions in monetary or equivalent terms. By making tradeoffs explicit, it enables leaders to evaluate whether the value of an initiative outweighs its resource requirements and risks. Within SolveBoard, this artifact structures economic reasoning to support transparent, defensible choices.

When to Use

• When evaluating investments, programs, or policy options

• When budget constraints require prioritization

• When multiple alternatives must be compared economically

• When stakeholders require quantitative justification

When Not to Use

• When benefits cannot be meaningfully estimated even approximately

• When the decision is driven primarily by non-economic mandates

• When time constraints preclude data collection

Common Mistakes

• Omitting indirect or long-term costs and benefits

• Overstating benefits or underestimating implementation costs

• Ignoring risk, uncertainty, or non-financial impacts

Purpose of Cost–Benefit Analysis

The purpose of Cost–Benefit Analysis is to inform decisions by comparing the economic value of alternatives in a consistent framework. By identifying all relevant costs and benefits and translating them into comparable terms, organizations can prioritize initiatives, allocate resources efficiently, and justify choices to stakeholders.

How to Apply

• Define the decision context and alternatives

• Identify all relevant costs and benefits for each option

• Quantify and monetize impacts where possible

• Adjust for timing, risk, and uncertainty

• Compare net benefits and select the preferred alternative

Example Scenario

A public agency must choose between renovating an existing facility or building a new one. Through CBA, the team identifies capital costs, operating expenses, maintenance, user benefits, and long-term savings. After discounting future cash flows and considering risk, the analysis shows that renovation delivers higher net benefit over 15 years, guiding the investment decision.

Boundaries

Cost–Benefit Analysis does not capture all strategic, ethical, or qualitative considerations. It provides an economic lens that must be integrated with governance, risk management, and stakeholder judgment.

What This Artifact Does

Structures how to compare alternatives by explicitly quantifying costs, benefits, and net value.

You Provide

(You may provide some, all, or none of the items below. Partial inputs are valid.)

• Decision context and alternatives

• Cost categories: capital, operating, maintenance, transition

• Benefit categories: revenue, savings, productivity, risk reduction

• Time horizon, discount rate, and risk considerations

• Written descriptions or pasted text

• Links to financial models, budgets, or business cases

• Files, PDFs, spreadsheets, images, and other uploads (always acceptable)

• Optional context notes

Core Question

Which option delivers the greatest net benefit relative to its cost and risk?

Decision Logic

• If one option has the highest net benefit → Prefer it

• If results are sensitive to assumptions → Test scenarios

• If benefits do not outweigh costs → Reconsider or redesign

What the Output Means

• Itemized costs and benefits for each alternative

• Net benefit or benefit–cost ratio comparison

• Recommended option with economic justification

Do Not Use When

• Outcomes cannot be reasonably estimated

• Decision criteria are primarily non-economic

You do not need to complete every section below. Provide only the information you have available or wish to provide. The AI will generate output using only the inputs you supply and will not assume or infer missing information.

Section 1 — Decision Context and Alternatives

What This Input Represents

The decision being evaluated and the options under consideration.

If You Have Materials, You May Provide (List file names here in your input document):

• Business cases

• Project proposals

• Policy options

Guiding Questions:

• What decision is being made?

• What alternatives are being compared?

• What constraints or assumptions define the scope of this analysis?

Section 2 — Cost Categories and Estimates

What This Input Represents

All relevant costs associated with each alternative.

If You Have Materials, You May Provide (List file names here in your input document):

• Budgets

• Financial models

• Implementation plans

Guiding Questions:

• What capital, operating, maintenance, and transition costs apply to each option?

• Are there indirect or long-term costs that must be included?

• Which costs are one-time versus recurring?

Section 3 — Benefit Categories and Estimates

What This Input Represents

The value generated by each alternative.

If You Have Materials, You May Provide (List file names here in your input document):

• Revenue projections

• Savings estimates

• Productivity analyses

• Risk reduction studies

Guiding Questions:

• What financial or economic benefits does each option produce?

• Which benefits are tangible versus intangible?

• How do benefits differ across alternatives?

Section 4 — Time Horizon, Discounting, and Risk

What This Input Represents

How timing and uncertainty affect value.

If You Have Materials, You May Provide (List file names here in your input document):

• Cash flow schedules

• Discount rate assumptions

• Risk assessments

Guiding Questions:

• What time horizon should be used?

• What discount rate or time-value assumptions apply?

• What risks or uncertainties could materially change outcomes?

Section 5 — Supporting Context, Files, and References

What This Input Represents

Any additional information that may affect economic evaluation, such as strategic priorities, non-financial constraints, or stakeholder considerations.

You May Include (List file names here in your input document):

• Financial models or spreadsheets

• Budget documents or forecasts

• Business cases or investment proposals

• Links to accounting or planning systems

• Pasted text or excerpts

Additional Instructions (Optional)

You may add extra instructions to further shape the output, including:

Requesting PDF or other output formats
Limiting page length or response size
Layout preferences (section order, headings, structure, templates)
Specifying tone, style, or format (executive, concise, detailed, formal, etc.)
Output consistency preferences (fixed structure, standardized phrasing, strict formatting)
Prioritization or scoring preferences (how gaps, risks, or actions should be ranked)
Desired mode behavior as outlined in the section below
Any other constraints, rules, or priorities relevant to your use case

If included, the AI will follow these instructions when they do not conflict with the bridge’s execution rules. More specific instructions generally produce more consistent, repeatable, and targeted outputs.

Desired Mode Behavior

Strict Mode

• Maximize determinism and repeatability
• Minimize wording variation, structure changes, and interpretive flexibility
• Do not extend beyond explicit user inputs

Balanced Mode (Default)

• Maintain structure and discipline
• Allow limited analytical judgment where inputs are incomplete
• Do not introduce external assumptions

Exploratory Mode

• Expand hypothesis space and analytical angles
• Surface alternative interpretations and scenario paths
• Still grounded only in user-provided inputs

If no mode is specified, default to Balanced Mode.

What This Enables

Based on your prepared inputs, this artifact will itemize costs and benefits for each alternative, apply time-value and risk adjustments, compare net value or benefit–cost ratios, and recommend the option that delivers the greatest economic return relative to cost and uncertainty.

Canonical Input Rule (For All SolveBoard Artifacts)

Documents are optional. Sections may be partially completed or left blank. Structured answers to any subset of guiding questions constitute valid input. The AI will evaluate only provided information and will not infer missing content.

AI Execution Instructions

You are operating in Bridge Execution Mode. Follow these rules exactly. Do not reinterpret, summarize, optimize, or override them. Do not introduce external knowledge, assumptions, or inferred content. Evaluate only user-provided inputs. If required information is missing or ambiguous, flag it rather than guessing. Output must follow the defined Output section exactly.

Users may provide some, all, or none of the input sections. Process only what is explicitly provided. Treat empty sections as intentionally omitted.

Purpose

Generate a structured cost–benefit analysis that compares alternatives and recommends the option with the greatest net value.

What This Bridge Answers

Which option delivers the greatest net benefit relative to its cost and risk?

Inputs (All Optional)

• Decision context and alternatives

• Cost categories and estimates

• Benefit categories and estimates

• Time horizon, discounting, and risk assumptions

• Files, PDFs, spreadsheets, images, links, or other uploaded material

• Context notes

Note: Output Quality and specificity scale with input completeness. The user has been informed of this via the input sheet.

Processing Rules

A valid Cost–Benefit Analysis output must satisfy all of the following:

• All major costs and benefits are explicitly identified

• Assumptions, time horizon, and discounting are stated

• Alternatives are compared on a consistent basis

• A recommendation is justified by net benefit or ratio

When inputs are sparse:

• Produce the most complete output possible with available data

• Explicitly flag what's missing and how additional inputs would enhance the analysis

• Do not infer or assume missing information

Execution Steps

• Review decision context and alternatives

• List and quantify costs and benefits

• Apply time value, risk adjustments, and sensitivity checks

• Compare net results and recommend an option

Output

• Cost–benefit comparison table

• Net benefit or benefit–cost ratio

• Recommended option with rationale

Failure Conditions / Misuse

• Double-counting benefits or omitting major costs

• Treating uncertain estimates as precise without caveats

Mode Behavior (From Input Sheet)

Strict Mode

• Maximize determinism and repeatability
• Minimize wording variation, structure changes, and interpretive flexibility
• Do not extend beyond explicit user inputs

Balanced Mode (Default)

• Maintain structure and discipline
• Allow limited analytical judgment where inputs are incomplete
• Do not introduce external assumptions

Exploratory Mode

• Expand hypothesis space and analytical angles
• Surface alternative interpretations and scenario paths
• Still grounded only in user-provided inputs

If no mode is specified, default to Balanced Mode.

Additional Instruction Governance

User-provided additional instructions must be followed exactly unless they conflict with core Bridge Execution Rules. If a conflict exists, Bridge Execution Rules take priority.

Additional instructions may control format, tone, structure, length, or ordering, but must not introduce inferred content, external knowledge, or speculative assumptions.

If instructions are ambiguous, flag ambiguity rather than guessing.

Additional Instructions Execution Rule

If the user provides instructions in the Additional Instructions field, they are binding execution constraints.

Failure to follow them constitutes a Bridge Execution Failure.

Reminder to AI: If a format is requested (e.g., PDF, DOCX), the final output MUST be delivered in that format.

Artifact Instructions

This guide explains what information the Cost–Benefit Analysis artifact requires and how to prepare your inputs.

How to Prepare Your Input Document (Required Format)

Create a new Word (or similar) document.
Copy all text from the Input Sheet tab into the document.
Save it — this is now your Input Document.
Answer the guiding questions directly in the Input Document and reference any supporting files there.
Save the completed Input Document (Word, PDF, etc.).
Copy all text from the Bridge AI Prompt tab and paste it into the prompt field.
Attach the completed Input Document and any referenced files when submitting the prompt.

No Supporting Files? No Problem.

You can proceed without uploading any supporting documents, spreadsheets, dashboards, reports, or other attachments.

The Input Document is still required, but it may contain only plain-text answers to the guiding questions.

Written responses alone are sufficient for the AI to generate output.

Supporting files, links, and pasted materials are always optional.

Missing Inputs Are OK

You do not need to complete every section.
You do not need supporting files.

The AI will still run. It will:

Use only the inputs you provide
Skip or flag missing sections
Never fail due to incomplete information

Output quality scales with input depth — but execution never breaks.

Submitting Files

If you upload files, list each file name under the relevant “If You Have Materials” section in your Input Document. This ensures each file is clearly tied to its intended use.

What to Expect From This AI Bridge

This bridge generates a structured, high-value starting point, not a guaranteed final deliverable. Output quality improves as inputs become clearer, deeper, and more complete.

This artifact supports iteration. Users are encouraged to refine inputs, test variations, and rerun the bridge to improve results.

The AI organizes complexity and accelerates insight — but final judgment and decisions remain with the user.

In Short

Stronger inputs → stronger outputs
Iteration improves results
Cross-artifact testing can reveal new perspectives
This artifact enables progress, not perfection