Allergies are the result of a hypersensitive immune system. The allergic immune system misidentifies an otherwise innocuous substance as harmful, and then attacks the substance with a ferocity far greater than required.
Laying off an employee is different from firing an employee. Firing means letting a worker go for any reason, whereas a layoff refers to an employment termination based on economics, usually involving more than one worker.
On top of this eBay are laying off 2400 staff (7% of workforce) including across eBay Enterprise (which seems already stretched to me). Listening to the Earnings call and the subsequent questions one thing that strikes you is that there is very little talk of eBay Enterprise.