What Can We Count on? A Discussion of Constituent-Counting Rules for Interactions Involving Composite Systems

CONTENTS I. INTRODUCIlON: BOUND STATES IN A FIELD THEORY . 2. HADRONIC FORM FACI'ORS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . • . . . • 2 . 1 Meson Form Factors . 2.2 Baryon Form Factors . 3 · THE SHAPE OF DEEP INELASTIC STRUCTURE FUNCTIONS .. .. . . ....... . . . . . . . . . . . . 4· FIXED-ANGLE HADRONIC SCATTERING . . . . . . . . ' · · · ' . 0 . ' . . . , . . . . . . . . . . . . . . , . . 5· LESSONS FROM EXPERIMENT ...... ' . ' . . . . . . . . . . . . . . . '.' • • • . • . . . • . • . . . . . • . . . . 5 . 1 HadronicFormFactors . 5.2 Large-x Behavior of Distribution Functions . 5.3 Fixed-Angle Exclusive Scattering . ... . 6, CONCLUSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .