Q&A: Should Your Emergency Fund Be Invested?

What It Covers

Paula Pant and Joe Saul-Sehy answer three listener questions covering emergency fund sizing and investment strategies, whether Dimensional Funds justify a 1.5% adviser fee for a Canadian DIY investor, and how to weigh financial stability against personal fulfillment when considering a major career and life change.

Key Questions Answered

• •Emergency Fund Structure (Two-Tier Strategy): Keep the first three months of expenses in a high-yield savings account for immediate liquidity. For reserves beyond three months, use a T-Bill and Chill approach — purchase Treasury bills directly through TreasuryDirect.gov and ladder maturities. Buying direct eliminates open-market price fluctuation, ensuring you receive full par value at maturity.
• •Emergency Fund Sizing (Risk Capacity Framework): Size your emergency fund based on two factors: psychological tolerance and logistical capacity. Capacity depends on job replaceability, industry hiring trends, household income sources (dual vs. single), home and vehicle age, and local job market size. A dual-income couple with stable careers can safely hold fewer than three months; a freelancer or single-income household may need up to twelve.
• •True Return on Emergency Funds: The real return on an emergency fund is not the savings account yield. It includes the ability to raise insurance deductibles on homeowners, renters, and auto policies, eliminating short-term disability coverage costs, and freeing long-term investment portfolios to hold higher-risk, higher-return allocations without the psychological pressure of needing early access.
• •Dimensional Funds vs. 1.5% AUM Fee: Dimensional Funds use daily rebalancing and factor tilts — removing probable underperformers rather than predicting winners — to marginally outperform standard indexes. However, a 1.5% annual AUM fee will likely consume any added return. A DIY investor with a well-diversified existing allocation across US large/mid/small cap, international developed, emerging markets, REITs, and precious metals has no practical reason to switch.
• •Career Transition Sequencing: Before quitting a job to pursue a new field, first shadow practitioners or pursue part-time internships to understand the day-to-day reality of the target career. This step costs nothing, preserves income, and prevents spending on education for a path that may not match expectations. Only after validating the field from the inside should formal schooling or full job departure be considered.