In the early 1900s, how much contact did a russian tsar have with the people?

The fact that Tsar did not have contact with ordinary people is one of the reasons for the Revolution of 1905, all of the later revolutions that led to the regime's change in October 1917. Tsar was preoccupied with the wars with Japan, which were largely unsuccessful, and also dealt with his family. He was not interested in carrying out the economic reforms that the people demanded due to outdated economic relations and the bad position of the workers and peasant.

disequilibrium means that either supply is greater than the demand for an available good, or that the demand for a product outstrips the available supply. it implies that the price for a is either too low creating large demand, or too high creating a large surplus of supply.

might be agreeing to participate ethically with other european nations in the slave trade

or notifying other european nations when taking possession   of african territories