 Second, the optimal 1-MD estimator is more or equally asymptotically efficient than any K-ML estimator for all K  .
<meaning-changed>  Second, the optimal 1-MD estimator is more or equally asymptotically efficient than any K-ML estimator for all K  .
 Second, the optimal 1-MD estimator is more or equally asymptotically efficient than any K-ML estimator for all K . Finally, the appendix provides appropriate conditions under which the optimal 1-MD estimator is asymptotically efficient .