changed include directive to input in order to avoid the automatic \clearpage after each section file, added some dummy text to match the words requirements

source/paper.tex

@@ -2,18 +2,23 @@
 \usepackage[utf8]{inputenc}
 \usepackage{lipsum}
 
+\begin{document}
+
 \title{\Huge\textbf{Computer Ethics Paper}}
 \author{Andrea Gussoni}
+\author{
+\alignauthor
+Andrea Gussoni\\
+       \affaddr{Politecnico di Milano}\\
+}
 %\date{February 2016}
 
-\begin{document}
-
 \maketitle
 
-\include{sections/abstract}
-\include{sections/introduction}
-\include{sections/sections}
-\include{sections/conclusions}
-\include{sections/references}
+\input{sections/abstract}
+\input{sections/introduction}
+\input{sections/sections}
+\input{sections/conclusions}
+\input{sections/references}
 
 \end{document}

source/sections/abstract.tex

@@ -1,3 +1,3 @@
 \begin{abstract}
-  \lipsum[10]
+  \lipsum[1-9]
 \end{abstract}

source/sections/conclusions.tex

@@ -1,2 +1,2 @@
 \section{Conclusions}
-  \lipsum[1]
+  \lipsum[1-9]

source/sections/introduction.tex

@@ -1,2 +1,2 @@
 \section{Introduction}
-  \lipsum[1]
+  \lipsum[1-9]

source/sections/references.tex

@@ -1,2 +1,2 @@
 \section{References}
-  \lipsum[1]
+  \lipsum[1-9]

source/sections/sections.tex

@@ -1,2 +1,2 @@
 \section{Sections}
-  \lipsum[2-8]
+  \lipsum[1-9]