The use of government expenditure and taxation to impact the economy is a big part of policy. A governing body inside a company is more likely to establish policies. Most policies' significance as a policy instrument has grown and gone. Before 1930, a laissez-faire, or small government, approach dominated. When it comes to influencing the economy, policymakers have two basic tools: monetary policy and fiscal policy.
A new writing system was created for representing numbers. New advancements were made in algebra and medical science. A new multiplication system was invented, and scientists made maps of the stars.