salami slicing

Short definition from Wiktionary

Noun

1. 1
   The achievement of a large change by incrementally asking for small concessions.
2. 2
   The publication of multiple (usually very similar) papers based on a single piece of research.
3. 3
   Used other than figuratively or idiomatically: see salami, slice.

Verb

1. 1
   present participle and gerund of salami slice (alternative form of salami-slicing)
2. 2
   present participle and gerund of salami-slice