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Table 1 Simulation estimate values

From: Moment inequalities for mixing long-span high-frequency data and strongly consistent estimation of OU integrated diffusion process

n

\(\Delta _{\mu, {\mathrm{opt}}}\)

\(\widehat{\mu}_{n}\)

\(\widehat{\sigma}_{n}\)

500

0.2336

−0.9561 (0.1237)

0.9286 (0.0345)

1000

0.1854

−0.9614 (0.0986)

0.9450 (0.0226)

5000

0.1084

−0.9687 (0.0552)

0.9650 (0.0106)

10000

0.0861

−0.9705 (0.0459)

0.9720 (0.0069)