import { z } from 'zod';
export declare const PortfolioMetricsOptionsSchema: z.ZodObject<{
    portfolioValues: z.ZodArray<z.ZodNumber>;
    dates: z.ZodOptional<z.ZodArray<z.ZodDate>>;
    cashFlows: z.ZodOptional<z.ZodArray<z.ZodNumber>>;
    riskFreeRate: z.ZodDefault<z.ZodNumber>;
    annualizationFactor: z.ZodDefault<z.ZodNumber>;
    confidenceLevel: z.ZodDefault<z.ZodNumber>;
}, z.core.$strip>;
export type PortfolioMetricsOptions = z.infer<typeof PortfolioMetricsOptionsSchema>;