When is a direct democracy most effective?

Public Involvement Would Drop: Direct democracy best serves the interest of the people when most people take part in it. As the time required for debating and voting increases, public interest and participation in the process would quickly decrease, leading to decisions that did not truly reflect the will of the majority.

The EU referendum this week has sparked extensive debates about the pros and cons of direct democracy. But Lucas Leemann writes

If this is a true or false question i would say true