From small restaurants to high-tech companies and a major gas field run by Chevron Corp., Israeli businesses are being convulsed by the war against Hamas.

Many are comparing the shutdowns that have hammered the $520 billion economy to the Covid-19 pandemic, with schools, offices and building sites emptying or opening for only a few hours a day. Israel mobilized a record 350,000 reservists before its ground offensive on Gaza, draining roughly 8% of the workforce.