"last decade-plus" is a correct and usable phrase in written English.
You would use it to refer to the span of time since the start of the decade, up until the present. For example, "Over the last decade-plus, technology has become increasingly accessible."
Remember how inexpertly the Knicks have been managed over the last decade-plus.
http://t.co/GGcl97yBb4 June 9, 2013 Schindler advises that even experts of historical SIGINT may be little qualified to assess current activity because "huge changes in telecommunications in the last decade-plus have thrown up a very different intelligence playing field".
The last decade-plus hasn't been great for SGI.
As the last decade-plus of home entertainment has really emphasized the "home," most Americans now have access to a virtually bottomless library of movies, TV shows, documentaries and adult entertainment literally at their fingertips.
Seed investment has stayed nearly steady over the last decade-plus, and although A rounds may be shrinking and B rounds and above took a hit in the financial downturn, they've come back.
In her new book, "How to Raise an Adult," former Stanford University Dean of Freshmen Julie Lythcott-Haims argues that overparenting has grown to worrying extremes over the last decade-plus and that unchecked, it will be the ruin of society as we know it.
Decade-plus journeys aren't unusual.
ATRA plus anthracycline-based chemotherapy that has been the standard regimen for APL therapy in the last decades can achieve long-term remissions close to 80% (Sanz and Lo-Coco, 2011).
Yet these nicknames would last decades".
The last decade of Ayer's life was troubled.
Medieval warfare, after all, could last decades, even centuries.
