In New York, onion [ Allium cepa L. (Alliaceae)] fields often border woods or other vegetable fields. Because onion maggot adults, Delia antiqua (Meigen) (Diptera: Anthomyiidae), spend a significant portion of their time outside of onion fields, surrounding habitat may affect patterns of fly activity and oviposition within onion fields. To better understand these patterns throughout the onion-g...

Two hundred years ago, when the brothers Jacob and Wilhelm Grimm collected folk legends and fairy tales (first published in two volumes in 82 and 85), central European forests were still seen as dark and dangerous places, with threats ranging from wolves to criminal gangs. Many of the tales, along with other literature of the Romantic era, reflect this fearful perception of the woods. However, ...

Managers use internal competition to motivate worker e¤ort, yet economic theory suggests that the bene…ts of competition may depend critically on workers’ relative abilities— large di¤erences in skill may reduce competitors’ e¤orts. This paper uses panel data from professional golfers and …nds that the presence of a superstar in a rankorder tournament is associated with lower competitor perform...