Decoupling and Hypercontractivity

1. Comparison of martingale difference sequences, Probability in Banach spaces, V (Medford, Mass., 1984) Lecture Notes in Math., 1153 (1984-5), 453-457.

2. On Hoffmann-Jørgensen's inequality for U-processes Probability in Banach spaces ,8, Bowdoin, Maine (1991), Progr. Probab. 30 (1992) 80-91 (with E. Giné ).

3. A remark on convergence in distribution of U-statistics Ann. of Probab. 22 (1994) 117-125, (with E. Giné).

4. Hypercontractivity and comparison of moments of iterated maxima and minima of independent random variables, Electronic Jour. of Probab. 3 (1998) 26 pages (with P. Hitczenko, S. Kwapien, W. Li, G. Schechtman and Th. Schlumprecht).