{
    "query": {
        "category": "Economics",
        "publication_date": "1990-06",
        "nr_of_items": 3
    },
    "items": [
        {
            "title": "Economic Analysis of Product Innovation",
            "subtitle": "The Case of CT Scanners",
            "author": "Manuel Trajtenberg",
            "isbn": "9780674225404",
            "publisher": "Harvard University Press",
            "link_to_publisher": "https:\/\/www.hup.harvard.edu\/books\/9780674225404"
        },
        {
            "title": "Employers Large and Small",
            "subtitle": null,
            "author": "Charles Brown, James T. Hamilton, James Medoff",
            "isbn": "9780674251625",
            "publisher": "Harvard University Press",
            "link_to_publisher": "https:\/\/www.hup.harvard.edu\/books\/9780674251625"
        },
        {
            "title": "Socially Relevant Policy Analysis",
            "subtitle": "Structuralist Computable General Equilibrium Models for the Developing World",
            "author": "Edited by Lance Taylor",
            "isbn": "9780262200752",
            "publisher": "MIT Press",
            "link_to_publisher": "https:\/\/mitpress.mit.edu\/9780262200752\/socially-relevant-policy-analysis"
        }
    ]
}