Lost Earnings and Earning Capacity Analysis for Motor Vehicle Accident Cases in Illinois

By KW Economics Editorial Team · Updated

KW Economics prepares lost earnings analysis for motor vehicle accident cases venued in Illinois: what the loss claim consists of, the records that drive it, and a present value built to Illinois damages rules and venues. Plaintiff and defense.

How Lost Earnings and Earning Capacity Analysis applies to Motor Vehicle Accident in Illinois

Motor vehicle accident claims span the full range of lost earnings work, from a documented period out of work after an orthopedic injury to a lifetime loss after a catastrophic crash. The economist documents the date the person left work, any return at full or reduced capacity, and the employer's records on accommodation, then builds the but-for and post-injury paths from those facts. Because policy limits often frame the practical range, counsel commonly ask for the past loss, the future loss, and the lost fringe benefits stated separately so the same report serves settlement evaluation and trial.

Past and future lost earnings and fringe benefits for a person whose injury has removed them from work or reduced what they can earn. The analysis builds from the earnings history, projects the but-for path over the person's expected worklife with wage growth, and discounts the future stream to present value. When the person can still work in a reduced capacity, the loss is framed as diminished earning capacity, with the post-injury path drawn from a vocational opinion or the treating record and offset against the but-for projection.

Where the damages concentrate

In moderate injury the exposure is concentrated in the period out of work and any future surgery or treatment, and the numbers can usually be built directly from the records. Once an injury prevents a return to the prior occupation, the future earnings gap across the remaining worklife becomes the dominant figure, and in catastrophic injury the present value of attendant care and equipment in the life care plan can exceed the earnings loss. Policy limits often frame the practical range, so counsel commonly ask for a report that presents each component separately for settlement evaluation and for trial.

Illinois courts and expert standards

Illinois courts ask whether the methodology behind an expert opinion is generally accepted in the relevant professional community, and separately whether the economist is qualified by training and experience and applied the method to the facts of the case. Forensic economic methods for lost earnings, worklife, and present value are published and long used, so the examination usually turns on the inputs and their support in the record.

Where these cases are heard

Highest court: Illinois Supreme Court. Court system: illinoiscourts.gov.

Federal venues: Northern District of Illinois, Central District of Illinois, Southern District of Illinois.

Outside the civil courts, wage-loss disputes in workers' compensation matters proceed before the Illinois Workers' Compensation Commission.

Damages framework

Illinois pairs a wrongful death action for the pecuniary injuries to the spouse and next of kin, which now include grief and loss of society, with a survival action for the decedent's own claims, including earnings lost between injury and death. Recovery is barred once the plaintiff's fault exceeds half, the common-law collateral source rule applies with a post-verdict reduction procedure in medical malpractice cases, and prejudgment interest on personal injury and wrongful death awards now runs from the filing of the action.

Typical deliverables

We issue the final report in disclosure-ready form and provide deposition and trial testimony, rebuttal of opposing economic opinions, and updated calculations as new records arrive.

Lost Earnings for Motor Vehicle Accident in other states

Frequently asked: Lost earnings analysis in Illinois motor vehicle accident matters

How is lost earnings analysis built for a motor vehicle accident case in Illinois?

The same four steps apply to a motor vehicle accident case venued in Illinois; the damages framework above decides which components enter the total. Document the earnings history, the date the person left work, and any return to work at full or reduced capacity. Project the but-for earnings over a worklife expectancy with a stated wage growth rate and compare it with the post-injury path. Value fringe benefits from plan documents or published employer cost data, household services from time-use data, and future care from the life care plan. Discount each stream to present value at a stated rate and present the alternative scenarios where the return-to-work date or capacity is disputed.

What do Illinois courts ask of lost earnings analysis before it reaches the fact finder?

Illinois courts ask whether the methodology behind an expert opinion is generally accepted in the relevant professional community, and separately whether the economist is qualified by training and experience and applied the method to the facts of the case. Forensic economic methods for lost earnings, worklife, and present value are published and long used, so the examination usually turns on the inputs and their support in the record. Motor Vehicle Accident cases venued in Illinois are heard in the Circuit Court (General jurisdiction; 25 judicial circuits across the state, including the Circuit Court of Cook County), with final appeals to the Illinois Supreme Court. Matters within federal jurisdiction proceed in the Northern District of Illinois, Central District of Illinois, and Southern District of Illinois.

How does the Illinois damages framework shape lost earnings analysis in a motor vehicle accident case?

Illinois pairs a wrongful death action for the pecuniary injuries to the spouse and next of kin, which now include grief and loss of society, with a survival action for the decedent's own claims, including earnings lost between injury and death. Recovery is barred once the plaintiff's fault exceeds half, the common-law collateral source rule applies with a post-verdict reduction procedure in medical malpractice cases, and prejudgment interest on personal injury and wrongful death awards now runs from the filing of the action. 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 Illinois rules to a documented figure.

References

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