According to Harris, value traders:

a.

Buy and sell misvalued instruments

b.

Other

c.

Trade on price discrepancies between two or more markets

d.

Complete quick round-trip trades without assuming much inventory risk

e.

Offer liquidity to obtain better prices for trades they want to do

According to Harris, block dealers traders:

a.

Buy and sell misvalued instruments

b.

Offer liquidity to obtain better prices for trades they want to do

c.

Trade on price discrepancies between two or more markets

d.

Complete quick round-trip trades without assuming much inventory risk

e.

Other