import { z } from 'zod';
export declare const InformationRatioResultSchema: z.ZodObject<{
    informationRatio: z.ZodNumber;
    informationRatioPeriod: z.ZodNumber;
    meanExcessReturn: z.ZodNumber;
    meanExcessReturnPeriod: z.ZodNumber;
    trackingError: z.ZodNumber;
    trackingErrorPeriod: z.ZodNumber;
    excessReturns: z.ZodArray<z.ZodNumber>;
    periods: z.ZodNumber;
    annualizationFactor: z.ZodNumber;
    method: z.ZodEnum<{
        population: "population";
        sample: "sample";
    }>;
}, z.core.$strip>;
export type InformationRatioResult = z.infer<typeof InformationRatioResultSchema>;