Harvard Business Review is available via Business Source Complete. Please be aware that Harvard Business Publishing restricts access to Harvard Business Review's 500 most popular articles to "read-only". The full text of the articles can be accessed but cannot be saved, printed, or linked to from a persistent URL. Also, Harvard Business Cases are generally not included in these subscriptions.
You an access articles from the Economist in a few different databases, but the widest coverage for more recent article is in the Gale Academic database. Please go to this Libraries FAQ for more information. Within the Gale database, you can either 'Search within this publication' by keyword, or view all the articles in a particular edition.