In this paper, employing transaction level data for Russian imports, we explore the role of multi-product shipments in explaining shipping patterns across countries. our data, an average shipment includes five different products. We document that firms from higher income countries on include a larger number products into single and have per period with lower quantity value. then propose mechani...

Digital twins have advanced fast in various industries, but are just emerging postharvest supply chains. A digital twin is a virtual representation of certain product, such as fresh horticultural produce. This linked to the real-world product by sensors supplying data environmental conditions near target fruit or vegetable. Statistical and data-driven quantify how quality loss produce occurs gr...