Household Services Valuation for Product Liability Cases in Michigan

By KW Economics Editorial Team · Updated

KW Economics prepares household services analysis for product liability cases venued in Michigan: what the loss claim consists of, the records that drive it, and a present value built to Michigan damages rules and venues. Plaintiff and defense.

How Household Services Valuation applies to Product Liability in Michigan

Product liability claims often involve children, homemakers, and retirees whose economic loss is concentrated in household work rather than wages, so the household services valuation is frequently the largest component. The economist draws the pre-injury hours from the household's account and time-use data for a person of the same circumstances, apportions the loss by category using the medical restrictions in the record, prices each category at the local replacement wage, and projects the loss over the period of limitation or the person's expected life. In a mass tort setting the same documented method is applied to each claimant's own household so results are consistent in method and individual in result.

Replacement-cost valuation of the household production an injured or deceased person can no longer provide: meal preparation, cleaning, home and vehicle maintenance, shopping, child care, and care of other household members. The hours are drawn from national time-use data adjusted to the person's household composition and pre-injury role, and each category is priced at the local wage for the occupation that would replace it, then projected and discounted over the period of loss.

Where the damages concentrate

The exposure tracks the injury: burns, amputations, and neurological injuries produce large future earnings and care losses; less severe injuries produce a bounded past loss and limited future treatment. Because product cases often involve children, homemakers, and retirees, the household services and care components frequently outweigh the earnings loss, and the analysis must be built from those components rather than from wage records that do not exist. For fatal injuries the exposure follows the wrongful death structure with the personal consumption deduction as the key assumption.

Michigan courts and expert standards

Michigan courts require the trial judge to act as gatekeeper for expert testimony, asking whether the economist is qualified, whether the opinion rests on sufficient facts and reliable principles and methods, and whether those methods were applied reliably to the case. A damages report meets that inquiry by naming the published source behind every assumption and tying each to the record.

Where these cases are heard

Highest court: Michigan Supreme Court. Court system: courts.michigan.gov.

Federal venues: Eastern District of Michigan, Western District of Michigan.

Outside the civil courts, wage-loss disputes in workers' compensation matters proceed before the Michigan Workers' Disability Compensation Agency.

Damages framework

Michigan's wrongful death act gathers the survival and death claims into a single action: the estate recovers the decedent's conscious pain and suffering and medical and funeral expenses, and the surviving family recovers lost financial support, services, society, and companionship. Awards are reduced after verdict by collateral-source payments other than those subject to a lien, a plaintiff whose fault exceeds half loses noneconomic damages while economic damages are only reduced, the court reduces future damages to present value under a statutory formula, and interest on the judgment runs from the filing of the complaint.

Typical deliverables

We issue the final report and provide deposition and trial testimony and rebuttal of opposing household services opinions.

Household Services for Product Liability in other states

Frequently asked: Household services analysis in Michigan product liability matters

How is household services analysis built for a product liability case in Michigan?

The same four steps apply to a product liability case venued in Michigan; the damages framework above decides which components enter the total. Establish the but-for path from the earnings history or, for a child, student, or homemaker, from the educational path, occupational data, or the household work performed. Draw the post-injury path from actual earnings and the work-capacity opinions, and project both paths over the applicable worklife or life expectancy with growth. Value household services from time-use data and local rates, and price future care from the life care plan with category-specific cost growth. Discount every stream to present value at a stated rate and, where there are multiple claimants, apply one documented methodology to each record.

What do Michigan courts ask of household services analysis before it reaches the fact finder?

Michigan courts require the trial judge to act as gatekeeper for expert testimony, asking whether the economist is qualified, whether the opinion rests on sufficient facts and reliable principles and methods, and whether those methods were applied reliably to the case. A damages report meets that inquiry by naming the published source behind every assumption and tying each to the record. Product Liability cases venued in Michigan are heard in the Circuit Court (General jurisdiction; larger civil cases, felonies, domestic relations), with final appeals to the Michigan Supreme Court. Matters within federal jurisdiction proceed in the Eastern District of Michigan and Western District of Michigan.

How does the Michigan damages framework shape household services analysis in a product liability case?

Michigan's wrongful death act gathers the survival and death claims into a single action: the estate recovers the decedent's conscious pain and suffering and medical and funeral expenses, and the surviving family recovers lost financial support, services, society, and companionship. Awards are reduced after verdict by collateral-source payments other than those subject to a lien, a plaintiff whose fault exceeds half loses noneconomic damages while economic damages are only reduced, the court reduces future damages to present value under a statutory formula, and interest on the judgment runs from the filing of the complaint. The report presents past and future amounts separately, states every rate and table with its source, and shows the result under the alternatives the other side is likely to argue, so counsel can apply the Michigan rules to a documented figure.

References

Request a consultation on Household Services or call (201) 343-0700. Plaintiff and defense counsel.