Independent Validation of a Client-Developed Economic Impact Assessment for a Large-Scale Coastal Development

Overview

A leading real estate investment and development company had developed a comprehensive Economic Impact Assessment (EIA) for a large-scale beachfront project in Europe.

As the project progressed toward investor and government stakeholder engagement, the client required an independent validation of the existing EIA to ensure that its assumptions, data sources, and projections were credible, benchmarked, and defensible.

Evalueserve was engaged to validate the assessment, by critically reviewing, stress-testing, and strengthening the client’s existing EIA using a structured, evidence-based approach.

Challenge

While the Economic Impact Assessment presented a comprehensive view of the project’s potential, stakeholders required an additional layer of assurance before relying on the insights for decision-making. The objective was not to create a new assessment, but to independently validate a pre-developed EIA and ensure its robustness under investor and policy scrutiny.

The challenge centered on ensuring that:

  • Extensive data inputs and references in the client’s EIA were accurate and consistent
  • The methodological integrity of the client’s economic model was sound
  • Projections presented in the client’s EIA (GDP, employment, investment) were realistic. Given the scale of projected outcomes - including up to €4 billion in fiscal revenues, over 18,000 operational jobs - ensuring realism and defensibility of assumptions was critical.
  • Qualitative dimensions such as sustainability, inclusivity, and workforce development were practical and achievable
  • Any gaps, inconsistencies, or optimistic assumptions were identified and addressed

Without rigorous validation, even well-developed assessments risk being questioned - especially by investors and policymakers who require transparent, evidence-backed insights to support high-value decisions.

Our Solution: A Knowledge-led Economic Impact Validation Approach

Evalueserve implemented a validation-first approach, focused on independently assessing and strengthening the existing EIA, rather than developing a new framework. The team leveraged its internal knowledge base, curated datasets, and sector expertise to assess the report holistically.

The engagement began with secondary research, benchmarking, and data triangulation cross verifying the client’s data sources and assumptions against global benchmarks such as the World Bank, IMF, and OECD to ensure data accuracy and relevance.

To evaluate the economic framework, Evalueserve independently validated and stress-tested the client’s Input–Output model by:

  • Validating economic multipliers used in the client’s model
  • Stress-testing key assumptions embedded in the client’s EIA
  • Benchmarking against global practices and comparable projects

The team further validated key projections using sector insights and benchmarking, covering:

  • Investment and GDP impact
  • Employment and value chain effects
  • Sustainability and SME participation

In parallel, qualitative aspects were critically examined, including:

  • Risk and mitigation strategies
  • Labor and participation assumptions
  • Workforce development feasibility

This was supported by expert consultations to validate assumptions and strengthen context. Overall, the approach combined analytical rigor, domain expertise, and practical applicability, ensuring a well-rounded and credible validation.

Business Impact

The engagement resulted in a fully validated, evidence-backed Economic Impact Assessment, strengthening the credibility and reliability of the project’s projected outcomes. Quantified validation of macroeconomic impact: Estimated economic output of ~€22 billion, €15–16 billion in FDI inflows, and €4 billion in fiscal contribution.

By partnering with Evalueserve, the client achieved:

  • Assessment of Quality & Credibility

Audit-ready validation: Enabled the EIA to withstand scrutiny from institutional investors, government bodies, and financial stakeholders

Investment-grade output: Transformed the EIA into a validated, decision-ready assessment

Evidence-backed robustness: Strengthened assumptions and projections through benchmarking and data triangulation

  • Decision-Making Impact

Improved decision confidence: Provided stakeholders with reliable, validated insights

Enhanced strategic clarity: Identified gaps and overestimations, enabling a more balanced and realistic view of impact

Stronger investor narrative: Delivered transparent, defensible insights for high-stakes decision-making

  • Delivery Efficiency & Execution

Multi-expert validation model: Combined economists, sector specialists, and analysts. Validated complex multi-billion-euro investment assumptions (~€8 billion core investment) through structured benchmarking and stress-testing frameworks.

Parallel workstreams: Accelerated validation across quantitative and qualitative dimensions

Faster stakeholder readiness: Enabled quicker transition to investor and policy engagement

Talk to One of Our Experts

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Overview & Impact

A leading real estate development company engaged Evalueserve to independently validate an Economic Impact Assessment for a major beachfront project in Europe, strengthening its credibility and supporting investor and policy discussions.

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Enhanced Credibility

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Stronger Decision Support

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