A company plans to undertake a project with the following initial costs and expected benefits:

• Initial cost: $8,000
• Year 1 benefit: $2,500
• Year 2 benefit: $3,000
• Year 3 benefit: $4,000
• Year 4 benefit: $5,000

The discount rate is 11%.

Requirements:

1. Calculate the NPV.
2. Determine the Benefit-Cost Ratio (BCR).
3. Evaluate the Internal Rate of Return (IRR).
4. Analyze the implications of a changing discount rate on the project’s viability.