The article explores how monetary policy affects the distribution of money and capital. The researchers created a model that considers how people decide where to invest their money. They found that trade frictions in markets can influence the role of money. Different types of capital goods are traded in a centralized market. Uncertainty in production and trading leads to a varied distribution of wealth. By analyzing different scenarios, they discovered that a moderate expansionary policy can boost output, consumption, capital accumulation, and overall welfare.