This research aims to investigate the impact of the transmission of monetary policy effectiveness channels on the objectives of the Kaldor Square in Egypt, with the aim of reaching a cure for some of the imbalances that the structure of the economy suffers from, which are formed in the form of a square known as the “Kaldor Square," which means (high economic growth rate, The absence of inflation and unemployment, and a positive indicator of external balance), in addition to the research addressing the concept of the channels of monetary policy effectiveness and its historical development, as well as the development of the Kaldor square and its most important indicators, and the shortcomings it suffers from in Egypt. The two hypotheses of the study were tested during the period (1990-2020). The focus was on extensive data analysis during the period (2010 - 2020) to determine the transmission of monetary policy effectiveness channels along the Kaldor Square objectives using the Vector Autoregressive Model. Based on Variance Decomposition analysis, the research concluded that the two hypotheses of the study were achieved, which are: “First: The relative importance of monetary policy increases in influencing the rate of inflation and economic growth in Egypt. Second: The relative importance of monetary policy in influencing the unemployment rate decreases, and the balance of payments in Egypt during the study period.