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A small charge added to the purchase price and subtracted from the selling price by the dealer for odd-lot quantities.


1. The degree of change in quality of the underlying asset on a futures contract that is allowed. Every futures contract specifies the quality of the commodity underlying it that must be delivered in order for the seller to fulfill the contract. The differential allows the seller to deliver a good of a different quality, at least within certain limits. Not all futures contracts allow for differentials.

2. A change in the location of delivery that some futures contracts allow the seller to make at his/her discretion.


1. In commodities trading, the premium or discount in the futures contract price caused by delivering a commodity that does not exactly meet the standards fixed by the exchange. Allowances for these differentials are included in the contract specifications.
References in periodicals archive ?
15) Indeed, some courts describe the technique of differential diagnosis as "differential etiology," a term that heavily stresses the causation issue since etiology is the science and study of the causes of disease.
This primer could be improved greatly by the inclusion of lists describing the differential diagnosis of undifferentiated symptoms or problems that primary care specialists treat in ambulatory settings.
In 1941, immunologic procedures were first used in electron microscopic studies of tobacco mosaic virus (9), and electron microscopy was introduced successfully in the differential diagnosis of smallpox and chickenpox infections in the late 1940s (10,11).
After the user has selected the findings, a differential diagnosis list is generated from the Analysis portion of the menu bar.
This reference contains diagnosis, treatment, and other information for about 800 medical conditions in dogs and cats, listed by discipline then in alphabetical order; instructions for performing 117 clinical procedures and techniques; differential diagnosis for 286 disorders; 168 lab tests; clinical algorithms for 91 of the most common disorders; and a drug formulary.
Contributed by radiologists from the US and Canada, the 72 cases are presented in groups, to allow side-by-side comparison of similar-appearing lesions, and they detail findings, diagnosis, a summary of diagnostic considerations, and differential diagnosis.
Ferri's differential diagnosis; a practical guide to the differential diagnosis of symptoms, signs, and clinical disorders.
The differential diagnosis for a neck mass in the pediatric population is vast and includes infectious, neoplastic, and congenital causes.
Awareness of gastrointestinal anthrax in a differential diagnosis remains important in anthrax-endemic areas but now also in settings of possible bioterrorism.

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