Labeled scatter

<!DOCTYPE html>
<html>
	<head>
	
		<meta http-equiv='Content-Type' content='text/html;charset=utf-8'>
		<title>d3 test</title>

<script src="https://d3js.org/d3.v3.min.js" charset="utf-8"></script>

<script src="labeler.js" charset="utf-8"></script>

<style>
			body {
			  font: 10px sans-serif;
			}
			.axis path,
			.axis line {
			  fill: none;
			  stroke: #000;
			  shape-rendering: crispEdges;
			}
			.dot {
			  stroke: #000;
			  opacity: 0.7;
			}
	    </style>
	</head>
  <body>
    <div id='chart'></div>
    <script type="text/javascript">

var margin = {top: 20, right: 20, bottom: 40, left: 40},
	    width = 560 - margin.left - margin.right,
	    height = 560 - margin.top - margin.bottom;

var x = d3.scale.linear()
	    .range([0, width]);

var y = d3.scale.linear()
	    .range([height, 0]);

var size = d3.scale.sqrt()
		.range([10,30]);

var color = d3.scale.category10();

var xAxis = d3.svg.axis()
	    .scale(x)
	    .tickFormat(d3.format(".0%"))
	    .orient("bottom");

var yAxis = d3.svg.axis()
	    .scale(y)
	    .tickFormat(d3.format(".0%"))
	    .orient("left");

var svg = d3.select("body").append("svg")
	    .attr("width", width + margin.left + margin.right)
	    .attr("height", height + margin.top + margin.bottom)
	  .append("g")
	    .attr("transform", "translate(" + margin.left + "," + margin.top + ")");

d3.csv('data.csv', function(data) {

data.forEach(function(d) {
	    	d.rate1990 = +d.rate1990;
	    	d.rate2015 = +d.rate2015;
	    	d.rate2040 = +d.rate2040;
	    	d.change1 = (Math.log(d.rate2015) - Math.log(d.rate1990)) / (2015-1990);
	    	d.change2 = (Math.log(d.rate2040) - Math.log(d.rate2015)) / (2040-2015);
	    	d.group = d.cause.substr(0,1);
  		});

var xe = d3.extent(data, function(d) { return d.change1; }),
  			ye = d3.extent(data, function(d) { return d.change2; }),
  			mn = d3.min([xe[0],ye[0]]),
  			mx = d3.max([xe[1],ye[1]]);

mn *= (mn > 0 ? .9 : 1.11);
  		mx *= (mn < 0 ? .9 : 1.11);

x.domain([mn,mx]).nice();
  		y.domain([mn,mx]).nice();
  		size.domain(d3.extent(data, function(d) { return d.rate2015; }));

svg.append('line')
        	.attr('x1', x.range()[0])
        	.attr('y1', y.range()[0])
        	.attr('x2', x.range()[1])
        	.attr('y2', y.range()[1])
        	.style('stroke', 'black');

svg.append("g")
		    .attr("class", "x axis")
		    .attr("transform", "translate(0," + height + ")")
		    .call(xAxis)
	      .append("text")
			.attr("class", "axis-label")
			.attr("x", (margin.left + (width - margin.left - margin.right)/2))
			.attr("y", margin.bottom)
			.style("text-anchor", "middle")
			.text("Rate of change 1990-2015");

svg.append("g")
	        .attr("class", "y axis")
	        .call(yAxis)
	      .append("text")
			.attr("class", "axis-label")
			.attr("transform", "translate("+(-1*margin.left)+"," +(margin.top + (height - margin.top - margin.bottom)/2) +")rotate(-90)")
			.attr("dy", ".71em")
			.style("text-anchor", "middle")
			.text("Rate of change 2015-2040")

svg.selectAll(".dot")
			.data(data)
		  .enter().append("circle")
			.attr("class", "dot")
			.attr("r", function(d) { return size(d.rate2015); })
			.attr("cx", function(d) { return x(d.change1); })
			.attr("cy", function(d) { return y(d.change2); })
			.style("fill", function(d) { return color(d.group); });

var legend = svg.selectAll(".legend")
			.data(color.domain())
	  	  .enter().append("g")
			.attr("class", "legend")
			.attr("transform", function(d, i) { return "translate(0," + i * 20 + ")"; });

legend.append("rect")
			.attr("x", 6)
			.attr("width", 18)
			.attr("height", 18)
			.style("fill", color);

legend.append("text")
			.attr("x", 32)
			.attr("y", 9)
			.attr("dy", ".35em")
			.text(function(d) { return d; });

// Draw labels
        labels = svg.selectAll(".label")
            .data(label_array)
            .enter()
            .append("text")
            .attr("class", "label")
            .attr('text-anchor', 'start')
            .text(function(d) { return d.name; })
            .attr("x", function(d) { return (d.x); })
            .attr("y", function(d) { return (d.y); })
            .attr("fill", "black");

var index = 0;
        labels.each(function() {
            label_array[index].width = this.getBBox().width;
            label_array[index].height = this.getBBox().height;
            index += 1;
        });

// Setup labels
        var sim_ann = d3.labeler()
            .label(label_array)
            .anchor(anchor_array)
            .width(width)
            .height(height)
            .start(1000);

labels
	        .transition()
	        .duration(300)
	        .attr("x", function(d) { return (d.x); })
	        .attr("y", function(d) { return (d.y); });

});

</script>
  </body>
</html>

https://d3js.org/d3.v3.min.js