Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Thanks to sophisticated software systems that even small businesses can use, more companies are moving toward the perpetual inventory system, which keeps real-time track of product levels. The ...

The perpetual inventory system has several advantages over a periodic system for businesses of all sizes. In a business using the periodic inventory method, purchases are recorded throughout the year ...

We consider a periodic-review, single-product inventory system with lost sales and positive lead times under censored demand. In contrast to the classical inventory literature, we assume the firm does ...