While yes, a planned economy is inefficient, the provision of public goods is inefficient when left to private markets. Essentially, the private market is ineff

While yes, a planned economy is inefficient, the provision of public goods is inefficient when left to private markets. Essentially, the private market is inefficient for any type of "market failures". This article is a decent starting place to look for more detail. https://www.investopedia.com/terms/m/marketfailure.asp https://www.investopedia.com/terms/m/marketfailure.asp