Inside Mortgage Finance Publications, the publisher of Inside Alternative Mortgages, this week announced it has filed a lawsuit against Credit Suisse in New York, accusing the Wall Street firm of copyright infringement. The suit, filed in U.S. District Court in Maryland, alleges that Credit Suisse systematically infringed IMF Publications’ registered copyrights by making unauthorized copies of the weekly newsletters Inside Mortgage Finance and Inside MBS & ABS, as well as the biweekly newsletters Inside B&C…