Based on 26th edition of Nestle-Aland Greek text Literal yet readable Extensive footnotes Study notes Outline at beginning of each book Cross-references
Books can be attributed to "Anonymous" for several reasons:
* They are officially published under that name * They are traditional stories not attributed to a specific author * They are religious texts not generally attributed to a specific author
Books whose authorship is merely uncertain should be attributed to Unknown.
Talks too much about God's economy. This term is mentioned only once in the NT. Do most people would come to the same conclusions without reading these comments? I don't think so.