import { z } from 'zod';
export declare const AlphaOptionsSchema: z.ZodObject<{
    assetReturns: z.ZodArray<z.ZodNumber>;
    benchmarkReturns: z.ZodArray<z.ZodNumber>;
    riskFreeRate: z.ZodDefault<z.ZodNumber>;
    annualizationFactor: z.ZodDefault<z.ZodNumber>;
}, z.core.$strip>;
export type AlphaOptions = z.infer<typeof AlphaOptionsSchema>;