Does a More Able Finisher Lower the Team's Delivered Quality?

A short summary of Hattori, K. (2026) “The Finisher’s Paradox: Handoff Quality in Deadline-Constrained Teams”.

Background

Work in teams is often passed along. A subordinate produces material and a superior finishes it; a junior researcher drafts a section and a senior colleague turns it into a submittable paper. It seems obvious that having an able person on the receiving end, the one who completes the work, is a strength for the team. What this paper shows is that in teams working against a deadline, delivered quality can fall as the finisher grows more able.

The reason is simple. However rough the state in which the work is handed over, an able finisher will rebuild it before the deadline. The person handing it over anticipates the rescue and lets go before polishing. The finisher’s ability is itself what invites the upstream slack.

What the paper does

The setting has two roles. A contributor produces an intermediate piece of work and hands it off. A finisher completes it and submits the result under a hard deadline. Handoff quality and finishing quality are complementary: a better handoff raises the value of good finishing, and vice versa.

Time is the key. Quality takes time to produce, and the two of them draw on a single time budget that the deadline caps. Once the deadline binds, an extra hour spent by the contributor is an hour less for the finisher. The two stages are technologically complementary, yet in time they are rivals. Each party is described by two numbers: a stake, the share of the final outcome treated as one’s own, and an ability, which measures how cheaply one can produce one’s part of the work.

What it finds

First, the deadline transforms the relationship between the two. While the deadline is slack, a more able finisher draws out more effort from the contributor. Once it begins to bind, this reverses: the abler the finisher, the rougher the state in which the contributor hands off, leaving the rest to her. As a result, delivered quality is hump-shaped in the finisher’s ability. Past a point, the handoff falls below the split that would maximize delivered quality, so even when the finisher works the full time available, the complementarity between the two stages goes unexploited and delivered quality declines. The best finisher for the team is not the ablest one.

Second, the incidence is lopsided. In the region where delivered quality falls, greater finisher ability raises the contributor’s payoff and lowers the finisher’s own. She moves last against a hard clock, so she has no option of withdrawing in turn. Ability becomes self-defeating for the person who has it, which is something that never happens in a complementary team without a shared time constraint.

Third, the problem cannot be left to the parties themselves. When the finisher allocates credit for the outcome, she gives the contributor less credit than would maximize delivered quality, since she would rather keep more of the outcome for herself. And simply inspiring the contributor, raising his motivation without changing anything else, has no effect at the margin when he is already pinned against the deadline threshold.

Fourth, tightening the deadline does not make the contributor work harder. Handoff quality falls instead. Nor does delegating the deadline to the finisher help: she never chooses a later deadline than the organization would under the same delay cost, and delivered quality is no higher.

Why it matters

First, hiring finishing talent is not a free improvement in itself. Where the deadline binds, that ability invites the contributor to hold back. Finishing talent pays off only alongside something that keeps the upstream contributor working, namely an adequate stake or a deadline loose enough to leave room for both.

Second, if the goal is higher delivered quality, actually redistributing credit is more reliable than exhorting people to take more ownership. Reallocation reaches the source of the distortion, which is the finisher’s grip on the deadline. And because a finisher left to set the allocation herself will always share too little, there is a case for designing it institutionally rather than leaving it to her.

The same applies to how deadlines are handled. Tightening a deadline extracts no additional effort; it merely shrinks the upstream work. And who sets the deadline matters: the finisher values added time only for the share of the outcome she captures, so left to herself she cuts the schedule too far.

In closing

What this theoretical exercise shows is that a deadline-constrained team can find itself in something like a Samaritan’s dilemma: the presence of an able rescuer dulls upstream effort, and the party who will step in weakens the other’s incentive to help himself. Whether work reaches the world on time and in good shape depends less on how hard each person works than on how the state in which work changes hands is designed.

This research was supported by JSPS KAKENHI Grant Number 24K04912.