For more information on any Calvert mutual fund, please contact your financial advisor or call Calvert at (800)368-2748 for a free prospectus. An investor should consider the investment objectives, risks, charges, and expenses of an investment carefully before investing. The prospectus contains this and other information. Read it carefully before you invest or send money. Calvert Distributors, Inc., member NASD, a subsidiary of Calvert Group, Ltd.