{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/55237226"
      "properties" : {
        "http://www.w3.org/1999/02/22-rdf-syntax-ns#type" : [ "http://www.w3.org/ns/prov#Entity" ] ,
        "http://www.w3.org/ns/prov#value" : [ "This paper focuses on the medium run, when firms can choose characteristics such as weight and power, and have a limited ability to adopt engine technology." ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "ssrn.com" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/52674654"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/55237226" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/471298710"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/55237226"] } } }
