Pioneer High Income Trust (a Delaware business trust) [ ] Auction Market Preferred Shares ("AMPS") of Beneficial Interest [ ] Shares _____ AMPS, Series M [ ] Shares _____ AMPS, Series W Liquidation Preference $25,000 per share PURCHASE AGREEMENTPurchase Agreement • July 10th, 2002 • Pioneer High Income Trust • New York
PIONEER HIGH INCOME TRUST ----------------------------------------------- AUCTION AGENCY AGREEMENT dated as of July 12, 2002Auction Agency Agreement • July 10th, 2002 • Pioneer High Income Trust • New York
